Finding the Fourth Proportional to 31,645.71, 43,670.75 and 17,498.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,645.71 : 43,670.75 = 17,498.52 : x
2. Step 2: Convert to fraction form
   31,645.71/43,670.75 = 17,498.52/x
3. Step 3: Cross multiply
   31,645.71x = 43,670.75 × 17,498.52
4. Step 4: Simplify right side
   31,645.71x = 764,173,404.80
5. Step 5: Solve for x
   x = 764,173,404.80/31,645.71
6. Step 6: Final answer
   x = 24,147.77