Finding the Fourth Proportional to 8,753.30, 12,079.63 and 5,168.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,753.30 : 12,079.63 = 5,168.34 : x
2. Step 2: Convert to fraction form
   8,753.30/12,079.63 = 5,168.34/x
3. Step 3: Cross multiply
   8,753.30x = 12,079.63 × 5,168.34
4. Step 4: Simplify right side
   8,753.30x = 62,431,641.37
5. Step 5: Solve for x
   x = 62,431,641.37/8,753.30
6. Step 6: Final answer
   x = 7,132.36