Finding the Fourth Proportional to 484,404.72, 726,611.13 and 168,861.12

Step by Step Solution

1. Step 1: Write the proportion equation
   484,404.72 : 726,611.13 = 168,861.12 : x
2. Step 2: Convert to fraction form
   484,404.72/726,611.13 = 168,861.12/x
3. Step 3: Cross multiply
   484,404.72x = 726,611.13 × 168,861.12
4. Step 4: Simplify right side
   484,404.72x = 122,696,369,216.27
5. Step 5: Solve for x
   x = 122,696,369,216.27/484,404.72
6. Step 6: Final answer
   x = 253,293.09