Finding the Fourth Proportional to 116,086.20, 160,233.18 and 75,806.26

Step by Step Solution

1. Step 1: Write the proportion equation
   116,086.20 : 160,233.18 = 75,806.26 : x
2. Step 2: Convert to fraction form
   116,086.20/160,233.18 = 75,806.26/x
3. Step 3: Cross multiply
   116,086.20x = 160,233.18 × 75,806.26
4. Step 4: Simplify right side
   116,086.20x = 12,146,678,103.71
5. Step 5: Solve for x
   x = 12,146,678,103.71/116,086.20
6. Step 6: Final answer
   x = 104,634.99