Finding the Fourth Proportional to 117,774.27, 162,513.77 and 79,616.82

Step by Step Solution

1. Step 1: Write the proportion equation
   117,774.27 : 162,513.77 = 79,616.82 : x
2. Step 2: Convert to fraction form
   117,774.27/162,513.77 = 79,616.82/x
3. Step 3: Cross multiply
   117,774.27x = 162,513.77 × 79,616.82
4. Step 4: Simplify right side
   117,774.27x = 12,938,829,175.53
5. Step 5: Solve for x
   x = 12,938,829,175.53/117,774.27
6. Step 6: Final answer
   x = 109,861.26