Finding the Fourth Proportional to 31,619.13, 43,632.69 and 17,471.06

Step by Step Solution

1. Step 1: Write the proportion equation
   31,619.13 : 43,632.69 = 17,471.06 : x
2. Step 2: Convert to fraction form
   31,619.13/43,632.69 = 17,471.06/x
3. Step 3: Cross multiply
   31,619.13x = 43,632.69 × 17,471.06
4. Step 4: Simplify right side
   31,619.13x = 762,309,388.52
5. Step 5: Solve for x
   x = 762,309,388.52/31,619.13
6. Step 6: Final answer
   x = 24,109.12