Finding the Fourth Proportional to 124,140, 171,283.32 and 73,154.82

Step by Step Solution

1. Step 1: Write the proportion equation
   124,140 : 171,283.32 = 73,154.82 : x
2. Step 2: Convert to fraction form
   124,140/171,283.32 = 73,154.82/x
3. Step 3: Cross multiply
   124,140x = 171,283.32 × 73,154.82
4. Step 4: Simplify right side
   124,140x = 12,530,200,443.60
5. Step 5: Solve for x
   x = 12,530,200,443.60/124,140
6. Step 6: Final answer
   x = 100,936.04