Finding the Fourth Proportional to 58,861.31, 81,228.25 and 33,372.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,861.31 : 81,228.25 = 33,372.50 : x
2. Step 2: Convert to fraction form
   58,861.31/81,228.25 = 33,372.50/x
3. Step 3: Cross multiply
   58,861.31x = 81,228.25 × 33,372.50
4. Step 4: Simplify right side
   58,861.31x = 2,710,789,773.13
5. Step 5: Solve for x
   x = 2,710,789,773.13/58,861.31
6. Step 6: Final answer
   x = 46,053.85