Finding the Fourth Proportional to 31,488.42, 43,452.42 and 17,340.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,488.42 : 43,452.42 = 17,340.96 : x
2. Step 2: Convert to fraction form
   31,488.42/43,452.42 = 17,340.96/x
3. Step 3: Cross multiply
   31,488.42x = 43,452.42 × 17,340.96
4. Step 4: Simplify right side
   31,488.42x = 753,506,677.12
5. Step 5: Solve for x
   x = 753,506,677.12/31,488.42
6. Step 6: Final answer
   x = 23,929.64