Finding the Fourth Proportional to 42,471.72, 58,593.72 and 25,476.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,471.72 : 58,593.72 = 25,476.72 : x
2. Step 2: Convert to fraction form
   42,471.72/58,593.72 = 25,476.72/x
3. Step 3: Cross multiply
   42,471.72x = 58,593.72 × 25,476.72
4. Step 4: Simplify right side
   42,471.72x = 1,492,775,798.20
5. Step 5: Solve for x
   x = 1,492,775,798.20/42,471.72
6. Step 6: Final answer
   x = 35,147.52