Finding the Fourth Proportional to 107,198.90, 160,821.56 and 32,312.78

Step by Step Solution

1. Step 1: Write the proportion equation
   107,198.90 : 160,821.56 = 32,312.78 : x
2. Step 2: Convert to fraction form
   107,198.90/160,821.56 = 32,312.78/x
3. Step 3: Cross multiply
   107,198.90x = 160,821.56 × 32,312.78
4. Step 4: Simplify right side
   107,198.90x = 5,196,591,687.54
5. Step 5: Solve for x
   x = 5,196,591,687.54/107,198.90
6. Step 6: Final answer
   x = 48,476.17