Finding the Fourth Proportional to 114,874.48, 158,534.04 and 64,576.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,874.48 : 158,534.04 = 64,576.72 : x
2. Step 2: Convert to fraction form
   114,874.48/158,534.04 = 64,576.72/x
3. Step 3: Cross multiply
   114,874.48x = 158,534.04 × 64,576.72
4. Step 4: Simplify right side
   114,874.48x = 10,237,608,311.55
5. Step 5: Solve for x
   x = 10,237,608,311.55/114,874.48
6. Step 6: Final answer
   x = 89,119.95