Finding the Third Proportional to 1,903,306,858.50 and 2,909,665,359

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903,306,858.50 : 2,909,665,359 = 2,909,665,359 : x
2. Step 2: Convert to fraction form
   1,903,306,858.50/2,909,665,359 = 2,909,665,359/x
3. Step 3: Cross multiply
   1,903,306,858.50x = 2,909,665,359 × 2,909,665,359
4. Step 4: Simplify right side
   1,903,306,858.50x = 8,466,152,501,364,598,784
5. Step 5: Solve for x
   x = 8,466,152,501,364,598,784/1,903,306,858.50
6. Step 6: Final answer
   x = 4,448,127,985.01