Finding the Fourth Proportional to 31,045.23, 42,841.23 and 17,615.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,045.23 : 42,841.23 = 17,615.69 : x
2. Step 2: Convert to fraction form
   31,045.23/42,841.23 = 17,615.69/x
3. Step 3: Cross multiply
   31,045.23x = 42,841.23 × 17,615.69
4. Step 4: Simplify right side
   31,045.23x = 754,677,612.69
5. Step 5: Solve for x
   x = 754,677,612.69/31,045.23
6. Step 6: Final answer
   x = 24,308.97