Finding the Fourth Proportional to 42,129.72, 58,134.06 and 23,265.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,129.72 : 58,134.06 = 23,265.72 : x
2. Step 2: Convert to fraction form
   42,129.72/58,134.06 = 23,265.72/x
3. Step 3: Cross multiply
   42,129.72x = 58,134.06 × 23,265.72
4. Step 4: Simplify right side
   42,129.72x = 1,352,530,762.42
5. Step 5: Solve for x
   x = 1,352,530,762.42/42,129.72
6. Step 6: Final answer
   x = 32,103.96