Finding the Fourth Proportional to 31,279.69, 43,165.97 and 17,133.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,279.69 : 43,165.97 = 17,133.04 : x
2. Step 2: Convert to fraction form
   31,279.69/43,165.97 = 17,133.04/x
3. Step 3: Cross multiply
   31,279.69x = 43,165.97 × 17,133.04
4. Step 4: Simplify right side
   31,279.69x = 739,564,225.57
5. Step 5: Solve for x
   x = 739,564,225.57/31,279.69
6. Step 6: Final answer
   x = 23,643.59