Finding the Fourth Proportional to 109,083.24, 163,597.86 and 77,401.08

Step by Step Solution

1. Step 1: Write the proportion equation
   109,083.24 : 163,597.86 = 77,401.08 : x
2. Step 2: Convert to fraction form
   109,083.24/163,597.86 = 77,401.08/x
3. Step 3: Cross multiply
   109,083.24x = 163,597.86 × 77,401.08
4. Step 4: Simplify right side
   109,083.24x = 12,662,651,049.69
5. Step 5: Solve for x
   x = 12,662,651,049.69/109,083.24
6. Step 6: Final answer
   x = 116,082.46