Finding the Fourth Proportional to 567,878,414.10, 851,817,621.15 and 567,878,414.10

Step by Step Solution

1. Step 1: Write the proportion equation
   567,878,414.10 : 851,817,621.15 = 567,878,414.10 : x
2. Step 2: Convert to fraction form
   567,878,414.10/851,817,621.15 = 567,878,414.10/x
3. Step 3: Cross multiply
   567,878,414.10x = 851,817,621.15 × 567,878,414.10
4. Step 4: Simplify right side
   567,878,414.10x = 483,728,839,801,096,640
5. Step 5: Solve for x
   x = 483,728,839,801,096,640/567,878,414.10
6. Step 6: Final answer
   x = 851,817,621.15