Finding the Fourth Proportional to 653,248,746.14, 900,877,732.72 and 476,757,185.18

Step by Step Solution

1. Step 1: Write the proportion equation
   653,248,746.14 : 900,877,732.72 = 476,757,185.18 : x
2. Step 2: Convert to fraction form
   653,248,746.14/900,877,732.72 = 476,757,185.18/x
3. Step 3: Cross multiply
   653,248,746.14x = 900,877,732.72 × 476,757,185.18
4. Step 4: Simplify right side
   653,248,746.14x = 429,499,932,037,231,296
5. Step 5: Solve for x
   x = 429,499,932,037,231,296/653,248,746.14
6. Step 6: Final answer
   x = 657,482,979.61