Finding the Fourth Proportional to 31,642.88, 43,666.96 and 17,496.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,642.88 : 43,666.96 = 17,496.32 : x
2. Step 2: Convert to fraction form
   31,642.88/43,666.96 = 17,496.32/x
3. Step 3: Cross multiply
   31,642.88x = 43,666.96 × 17,496.32
4. Step 4: Simplify right side
   31,642.88x = 764,011,105.59
5. Step 5: Solve for x
   x = 764,011,105.59/31,642.88
6. Step 6: Final answer
   x = 24,144.80