Finding the Fourth Proportional to 42,391.32, 58,502.76 and 23,528.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,391.32 : 58,502.76 = 23,528.43 : x
2. Step 2: Convert to fraction form
   42,391.32/58,502.76 = 23,528.43/x
3. Step 3: Cross multiply
   42,391.32x = 58,502.76 × 23,528.43
4. Step 4: Simplify right side
   42,391.32x = 1,376,478,093.47
5. Step 5: Solve for x
   x = 1,376,478,093.47/42,391.32
6. Step 6: Final answer
   x = 32,470.75