Finding the Third Proportional to 615,645,762 and 1,354,419,456

Step by Step Solution

1. Step 1: Write the proportion equation
   615,645,762 : 1,354,419,456 = 1,354,419,456 : x
2. Step 2: Convert to fraction form
   615,645,762/1,354,419,456 = 1,354,419,456/x
3. Step 3: Cross multiply
   615,645,762x = 1,354,419,456 × 1,354,419,456
4. Step 4: Simplify right side
   615,645,762x = 1,834,452,062,791,335,936
5. Step 5: Solve for x
   x = 1,834,452,062,791,335,936/615,645,762
6. Step 6: Final answer
   x = 2,979,720,118.32