Finding the Third Proportional to 647,443,315.50 and 1,424,026,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   647,443,315.50 : 1,424,026,792.50 = 1,424,026,792.50 : x
2. Step 2: Convert to fraction form
   647,443,315.50/1,424,026,792.50 = 1,424,026,792.50/x
3. Step 3: Cross multiply
   647,443,315.50x = 1,424,026,792.50 × 1,424,026,792.50
4. Step 4: Simplify right side
   647,443,315.50x = 2,027,852,305,757,838,080
5. Step 5: Solve for x
   x = 2,027,852,305,757,838,080/647,443,315.50
6. Step 6: Final answer
   x = 3,132,092,427.57