Finding the Fourth Proportional to 114,613.60, 158,160.72 and 64,311.52

Step by Step Solution

1. Step 1: Write the proportion equation
   114,613.60 : 158,160.72 = 64,311.52 : x
2. Step 2: Convert to fraction form
   114,613.60/158,160.72 = 64,311.52/x
3. Step 3: Cross multiply
   114,613.60x = 158,160.72 × 64,311.52
4. Step 4: Simplify right side
   114,613.60x = 10,171,556,307.49
5. Step 5: Solve for x
   x = 10,171,556,307.49/114,613.60
6. Step 6: Final answer
   x = 88,746.50