Finding the Fourth Proportional to 8,150.58, 12,225.88 and 5,247.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,150.58 : 12,225.88 = 5,247.34 : x
2. Step 2: Convert to fraction form
   8,150.58/12,225.88 = 5,247.34/x
3. Step 3: Cross multiply
   8,150.58x = 12,225.88 × 5,247.34
4. Step 4: Simplify right side
   8,150.58x = 64,153,349.16
5. Step 5: Solve for x
   x = 64,153,349.16/8,150.58
6. Step 6: Final answer
   x = 7,871.02