Finding the Fourth Proportional to 31,281.99, 43,168.71 and 17,134.93

Step by Step Solution

1. Step 1: Write the proportion equation
   31,281.99 : 43,168.71 = 17,134.93 : x
2. Step 2: Convert to fraction form
   31,281.99/43,168.71 = 17,134.93/x
3. Step 3: Cross multiply
   31,281.99x = 43,168.71 × 17,134.93
4. Step 4: Simplify right side
   31,281.99x = 739,692,824.04
5. Step 5: Solve for x
   x = 739,692,824.04/31,281.99
6. Step 6: Final answer
   x = 23,645.96