Finding the Fourth Proportional to 31,167.90, 43,010.04 and 17,017.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,167.90 : 43,010.04 = 17,017.98 : x
2. Step 2: Convert to fraction form
   31,167.90/43,010.04 = 17,017.98/x
3. Step 3: Cross multiply
   31,167.90x = 43,010.04 × 17,017.98
4. Step 4: Simplify right side
   31,167.90x = 731,944,000.52
5. Step 5: Solve for x
   x = 731,944,000.52/31,167.90
6. Step 6: Final answer
   x = 23,483.90