Finding the Fourth Proportional to 42,407.70, 58,520.34 and 23,543.61

Step by Step Solution

1. Step 1: Write the proportion equation
   42,407.70 : 58,520.34 = 23,543.61 : x
2. Step 2: Convert to fraction form
   42,407.70/58,520.34 = 23,543.61/x
3. Step 3: Cross multiply
   42,407.70x = 58,520.34 × 23,543.61
4. Step 4: Simplify right side
   42,407.70x = 1,377,780,062.03
5. Step 5: Solve for x
   x = 1,377,780,062.03/42,407.70
6. Step 6: Final answer
   x = 32,488.91