Finding the Fourth Proportional to 488,805.30, 733,028.13 and 168,875.15

Step by Step Solution

1. Step 1: Write the proportion equation
   488,805.30 : 733,028.13 = 168,875.15 : x
2. Step 2: Convert to fraction form
   488,805.30/733,028.13 = 168,875.15/x
3. Step 3: Cross multiply
   488,805.30x = 733,028.13 × 168,875.15
4. Step 4: Simplify right side
   488,805.30x = 123,790,231,742.83
5. Step 5: Solve for x
   x = 123,790,231,742.83/488,805.30
6. Step 6: Final answer
   x = 253,250.59