Finding the Fourth Proportional to 31,647.40, 43,671.58 and 17,499.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,647.40 : 43,671.58 = 17,499.32 : x
2. Step 2: Convert to fraction form
   31,647.40/43,671.58 = 17,499.32/x
3. Step 3: Cross multiply
   31,647.40x = 43,671.58 × 17,499.32
4. Step 4: Simplify right side
   31,647.40x = 764,222,953.33
5. Step 5: Solve for x
   x = 764,222,953.33/31,647.40
6. Step 6: Final answer
   x = 24,148.05