Finding the Fourth Proportional to 124,066.12, 171,255.78 and 73,765

Step by Step Solution

1. Step 1: Write the proportion equation
   124,066.12 : 171,255.78 = 73,765 : x
2. Step 2: Convert to fraction form
   124,066.12/171,255.78 = 73,765/x
3. Step 3: Cross multiply
   124,066.12x = 171,255.78 × 73,765
4. Step 4: Simplify right side
   124,066.12x = 12,632,682,611.70
5. Step 5: Solve for x
   x = 12,632,682,611.70/124,066.12
6. Step 6: Final answer
   x = 101,822.18