Finding the Fourth Proportional to 124,044.72, 171,182.88 and 73,734

Step by Step Solution

1. Step 1: Write the proportion equation
   124,044.72 : 171,182.88 = 73,734 : x
2. Step 2: Convert to fraction form
   124,044.72/171,182.88 = 73,734/x
3. Step 3: Cross multiply
   124,044.72x = 171,182.88 × 73,734
4. Step 4: Simplify right side
   124,044.72x = 12,621,998,473.92
5. Step 5: Solve for x
   x = 12,621,998,473.92/124,044.72
6. Step 6: Final answer
   x = 101,753.61