Finding the Fourth Proportional to 31,526.94, 43,507.50 and 17,380.28

Step by Step Solution

1. Step 1: Write the proportion equation
   31,526.94 : 43,507.50 = 17,380.28 : x
2. Step 2: Convert to fraction form
   31,526.94/43,507.50 = 17,380.28/x
3. Step 3: Cross multiply
   31,526.94x = 43,507.50 × 17,380.28
4. Step 4: Simplify right side
   31,526.94x = 756,172,532.10
5. Step 5: Solve for x
   x = 756,172,532.10/31,526.94
6. Step 6: Final answer
   x = 23,984.96