Finding the Fourth Proportional to 31,038.06, 42,834.64 and 17,609.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,038.06 : 42,834.64 = 17,609.42 : x
2. Step 2: Convert to fraction form
   31,038.06/42,834.64 = 17,609.42/x
3. Step 3: Cross multiply
   31,038.06x = 42,834.64 × 17,609.42
4. Step 4: Simplify right side
   31,038.06x = 754,293,166.31
5. Step 5: Solve for x
   x = 754,293,166.31/31,038.06
6. Step 6: Final answer
   x = 24,302.20