Finding the Fourth Proportional to 107,005.35, 160,470.17 and 31,088.10

Step by Step Solution

1. Step 1: Write the proportion equation
   107,005.35 : 160,470.17 = 31,088.10 : x
2. Step 2: Convert to fraction form
   107,005.35/160,470.17 = 31,088.10/x
3. Step 3: Cross multiply
   107,005.35x = 160,470.17 × 31,088.10
4. Step 4: Simplify right side
   107,005.35x = 4,988,712,536.54
5. Step 5: Solve for x
   x = 4,988,712,536.54/107,005.35
6. Step 6: Final answer
   x = 46,621.15