Finding the Fourth Proportional to 110,300.49, 165,478.33 and 31,414.72

Step by Step Solution

1. Step 1: Write the proportion equation
   110,300.49 : 165,478.33 = 31,414.72 : x
2. Step 2: Convert to fraction form
   110,300.49/165,478.33 = 31,414.72/x
3. Step 3: Cross multiply
   110,300.49x = 165,478.33 × 31,414.72
4. Step 4: Simplify right side
   110,300.49x = 5,198,454,945.63
5. Step 5: Solve for x
   x = 5,198,454,945.63/110,300.49
6. Step 6: Final answer
   x = 47,129.93