Finding the Third Proportional to 404,256,597,570 and 627,959,340,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,256,597,570 : 627,959,340,697.50 = 627,959,340,697.50 : x
2. Step 2: Convert to fraction form
   404,256,597,570/627,959,340,697.50 = 627,959,340,697.50/x
3. Step 3: Cross multiply
   404,256,597,570x = 627,959,340,697.50 × 627,959,340,697.50
4. Step 4: Simplify right side
   404,256,597,570x = 394,332,933,569,238,869,737,472
5. Step 5: Solve for x
   x = 394,332,933,569,238,869,737,472/404,256,597,570
6. Step 6: Final answer
   x = 975,452,066,681.38