Finding the Fourth Proportional to 114,754.35, 170,978.13 and 108,308.42

Step by Step Solution

1. Step 1: Write the proportion equation
   114,754.35 : 170,978.13 = 108,308.42 : x
2. Step 2: Convert to fraction form
   114,754.35/170,978.13 = 108,308.42/x
3. Step 3: Cross multiply
   114,754.35x = 170,978.13 × 108,308.42
4. Step 4: Simplify right side
   114,754.35x = 18,518,371,114.85
5. Step 5: Solve for x
   x = 18,518,371,114.85/114,754.35
6. Step 6: Final answer
   x = 161,374.02