Finding the Fourth Proportional to 42,557.38, 58,731 and 23,694.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,557.38 : 58,731 = 23,694.50 : x
2. Step 2: Convert to fraction form
   42,557.38/58,731 = 23,694.50/x
3. Step 3: Cross multiply
   42,557.38x = 58,731 × 23,694.50
4. Step 4: Simplify right side
   42,557.38x = 1,391,601,679.50
5. Step 5: Solve for x
   x = 1,391,601,679.50/42,557.38
6. Step 6: Final answer
   x = 32,699.42