Finding the Fourth Proportional to 108,353.43, 162,411.48 and 55,765.80

Step by Step Solution

1. Step 1: Write the proportion equation
   108,353.43 : 162,411.48 = 55,765.80 : x
2. Step 2: Convert to fraction form
   108,353.43/162,411.48 = 55,765.80/x
3. Step 3: Cross multiply
   108,353.43x = 162,411.48 × 55,765.80
4. Step 4: Simplify right side
   108,353.43x = 9,057,006,111.38
5. Step 5: Solve for x
   x = 9,057,006,111.38/108,353.43
6. Step 6: Final answer
   x = 83,587.63