Finding the Fourth Proportional to 1,037,105.30, 1,553,908.35 and 503,477.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,105.30 : 1,553,908.35 = 503,477.30 : x
2. Step 2: Convert to fraction form
   1,037,105.30/1,553,908.35 = 503,477.30/x
3. Step 3: Cross multiply
   1,037,105.30x = 1,553,908.35 × 503,477.30
4. Step 4: Simplify right side
   1,037,105.30x = 782,357,580,505.46
5. Step 5: Solve for x
   x = 782,357,580,505.46/1,037,105.30
6. Step 6: Final answer
   x = 754,366.58