Finding the Fourth Proportional to 31,276.46, 43,150.79 and 17,838.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,276.46 : 43,150.79 = 17,838.05 : x
2. Step 2: Convert to fraction form
   31,276.46/43,150.79 = 17,838.05/x
3. Step 3: Cross multiply
   31,276.46x = 43,150.79 × 17,838.05
4. Step 4: Simplify right side
   31,276.46x = 769,725,644.62
5. Step 5: Solve for x
   x = 769,725,644.62/31,276.46
6. Step 6: Final answer
   x = 24,610.39