Finding the Fourth Proportional to 116,464.10, 160,748.62 and 108,584.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,464.10 : 160,748.62 = 108,584.42 : x
2. Step 2: Convert to fraction form
   116,464.10/160,748.62 = 108,584.42/x
3. Step 3: Cross multiply
   116,464.10x = 160,748.62 × 108,584.42
4. Step 4: Simplify right side
   116,464.10x = 17,454,794,593.30
5. Step 5: Solve for x
   x = 17,454,794,593.30/116,464.10
6. Step 6: Final answer
   x = 149,872.75