Finding the Fourth Proportional to 124,429.87, 171,708.28 and 73,459.02

Step by Step Solution

1. Step 1: Write the proportion equation
   124,429.87 : 171,708.28 = 73,459.02 : x
2. Step 2: Convert to fraction form
   124,429.87/171,708.28 = 73,459.02/x
3. Step 3: Cross multiply
   124,429.87x = 171,708.28 × 73,459.02
4. Step 4: Simplify right side
   124,429.87x = 12,613,521,607.39
5. Step 5: Solve for x
   x = 12,613,521,607.39/124,429.87
6. Step 6: Final answer
   x = 101,370.53