Finding the Fourth Proportional to 653,111.34, 980,029.89 and 353,587.50

Step by Step Solution

1. Step 1: Write the proportion equation
   653,111.34 : 980,029.89 = 353,587.50 : x
2. Step 2: Convert to fraction form
   653,111.34/980,029.89 = 353,587.50/x
3. Step 3: Cross multiply
   653,111.34x = 980,029.89 × 353,587.50
4. Step 4: Simplify right side
   653,111.34x = 346,526,318,730.38
5. Step 5: Solve for x
   x = 346,526,318,730.38/653,111.34
6. Step 6: Final answer
   x = 530,577.71