Finding the Fourth Proportional to 31,620.50, 43,632.51 and 17,471.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,620.50 : 43,632.51 = 17,471.42 : x
2. Step 2: Convert to fraction form
   31,620.50/43,632.51 = 17,471.42/x
3. Step 3: Cross multiply
   31,620.50x = 43,632.51 × 17,471.42
4. Step 4: Simplify right side
   31,620.50x = 762,321,907.86
5. Step 5: Solve for x
   x = 762,321,907.86/31,620.50
6. Step 6: Final answer
   x = 24,108.47