Finding the Fourth Proportional to 147,045.15, 220,640.72 and 58,296.69

Step by Step Solution

1. Step 1: Write the proportion equation
   147,045.15 : 220,640.72 = 58,296.69 : x
2. Step 2: Convert to fraction form
   147,045.15/220,640.72 = 58,296.69/x
3. Step 3: Cross multiply
   147,045.15x = 220,640.72 × 58,296.69
4. Step 4: Simplify right side
   147,045.15x = 12,862,623,363.73
5. Step 5: Solve for x
   x = 12,862,623,363.73/147,045.15
6. Step 6: Final answer
   x = 87,473.97