Finding the Fourth Proportional to 42,152.72, 58,152.48 and 25,376

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.72 : 58,152.48 = 25,376 : x
2. Step 2: Convert to fraction form
   42,152.72/58,152.48 = 25,376/x
3. Step 3: Cross multiply
   42,152.72x = 58,152.48 × 25,376
4. Step 4: Simplify right side
   42,152.72x = 1,475,677,332.48
5. Step 5: Solve for x
   x = 1,475,677,332.48/42,152.72
6. Step 6: Final answer
   x = 35,007.88