Finding the Fourth Proportional to 42,380.24, 58,490.04 and 25,384.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,380.24 : 58,490.04 = 25,384.40 : x
2. Step 2: Convert to fraction form
   42,380.24/58,490.04 = 25,384.40/x
3. Step 3: Cross multiply
   42,380.24x = 58,490.04 × 25,384.40
4. Step 4: Simplify right side
   42,380.24x = 1,484,734,571.38
5. Step 5: Solve for x
   x = 1,484,734,571.38/42,380.24
6. Step 6: Final answer
   x = 35,033.65