Finding the Fourth Proportional to 282,468.08, 423,701.98 and 72,105.95

Step by Step Solution

1. Step 1: Write the proportion equation
   282,468.08 : 423,701.98 = 72,105.95 : x
2. Step 2: Convert to fraction form
   282,468.08/423,701.98 = 72,105.95/x
3. Step 3: Cross multiply
   282,468.08x = 423,701.98 × 72,105.95
4. Step 4: Simplify right side
   282,468.08x = 30,551,433,784.78
5. Step 5: Solve for x
   x = 30,551,433,784.78/282,468.08
6. Step 6: Final answer
   x = 108,158.89