Finding the Fourth Proportional to 359,834.72, 539,859.94 and 107,124.03

Step by Step Solution

1. Step 1: Write the proportion equation
   359,834.72 : 539,859.94 = 107,124.03 : x
2. Step 2: Convert to fraction form
   359,834.72/539,859.94 = 107,124.03/x
3. Step 3: Cross multiply
   359,834.72x = 539,859.94 × 107,124.03
4. Step 4: Simplify right side
   359,834.72x = 57,831,972,140.55
5. Step 5: Solve for x
   x = 57,831,972,140.55/359,834.72
6. Step 6: Final answer
   x = 160,718.16