Finding the Fourth Proportional to 42,342.72, 58,426.76 and 25,343.04

Step by Step Solution

1. Step 1: Write the proportion equation
   42,342.72 : 58,426.76 = 25,343.04 : x
2. Step 2: Convert to fraction form
   42,342.72/58,426.76 = 25,343.04/x
3. Step 3: Cross multiply
   42,342.72x = 58,426.76 × 25,343.04
4. Step 4: Simplify right side
   42,342.72x = 1,480,711,715.75
5. Step 5: Solve for x
   x = 1,480,711,715.75/42,342.72
6. Step 6: Final answer
   x = 34,969.69