Finding the Third Proportional to 631,065,017,564.50 and 1,279,690,156,380.50

Step by Step Solution

1. Step 1: Write the proportion equation
   631,065,017,564.50 : 1,279,690,156,380.50 = 1,279,690,156,380.50 : x
2. Step 2: Convert to fraction form
   631,065,017,564.50/1,279,690,156,380.50 = 1,279,690,156,380.50/x
3. Step 3: Cross multiply
   631,065,017,564.50x = 1,279,690,156,380.50 × 1,279,690,156,380.50
4. Step 4: Simplify right side
   631,065,017,564.50x = 1,637,606,896,337,148,580,986,880
5. Step 5: Solve for x
   x = 1,637,606,896,337,148,580,986,880/631,065,017,564.50
6. Step 6: Final answer
   x = 2,594,989,186,149.54