Finding the Fourth Proportional to 25,430.71, 35,123.12 and 17,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,430.71 : 35,123.12 = 17,350.50 : x
2. Step 2: Convert to fraction form
   25,430.71/35,123.12 = 17,350.50/x
3. Step 3: Cross multiply
   25,430.71x = 35,123.12 × 17,350.50
4. Step 4: Simplify right side
   25,430.71x = 609,403,693.56
5. Step 5: Solve for x
   x = 609,403,693.56/25,430.71
6. Step 6: Final answer
   x = 23,963.30