Finding the Fourth Proportional to 108,315,046.62, 162,466,589.50 and 79,198,722.82

Step by Step Solution

1. Step 1: Write the proportion equation
   108,315,046.62 : 162,466,589.50 = 79,198,722.82 : x
2. Step 2: Convert to fraction form
   108,315,046.62/162,466,589.50 = 79,198,722.82/x
3. Step 3: Cross multiply
   108,315,046.62x = 162,466,589.50 × 79,198,722.82
4. Step 4: Simplify right side
   108,315,046.62x = 12,867,146,389,321,222
5. Step 5: Solve for x
   x = 12,867,146,389,321,222/108,315,046.62
6. Step 6: Final answer
   x = 118,793,711.41