Finding the Fourth Proportional to 124,404.24, 171,697.80 and 73,418

Step by Step Solution

1. Step 1: Write the proportion equation
   124,404.24 : 171,697.80 = 73,418 : x
2. Step 2: Convert to fraction form
   124,404.24/171,697.80 = 73,418/x
3. Step 3: Cross multiply
   124,404.24x = 171,697.80 × 73,418
4. Step 4: Simplify right side
   124,404.24x = 12,605,709,080.40
5. Step 5: Solve for x
   x = 12,605,709,080.40/124,404.24
6. Step 6: Final answer
   x = 101,328.61