Finding the Fourth Proportional to 114,081.30, 170,955.54 and 64,175.31

Step by Step Solution

1. Step 1: Write the proportion equation
   114,081.30 : 170,955.54 = 64,175.31 : x
2. Step 2: Convert to fraction form
   114,081.30/170,955.54 = 64,175.31/x
3. Step 3: Cross multiply
   114,081.30x = 170,955.54 × 64,175.31
4. Step 4: Simplify right side
   114,081.30x = 10,971,124,775.72
5. Step 5: Solve for x
   x = 10,971,124,775.72/114,081.30
6. Step 6: Final answer
   x = 96,169.35