Finding the Fourth Proportional to 108,562.76, 162,603.54 and 83,417.72

Step by Step Solution

1. Step 1: Write the proportion equation
   108,562.76 : 162,603.54 = 83,417.72 : x
2. Step 2: Convert to fraction form
   108,562.76/162,603.54 = 83,417.72/x
3. Step 3: Cross multiply
   108,562.76x = 162,603.54 × 83,417.72
4. Step 4: Simplify right side
   108,562.76x = 13,564,016,570.73
5. Step 5: Solve for x
   x = 13,564,016,570.73/108,562.76
6. Step 6: Final answer
   x = 124,941.71