Finding the Fourth Proportional to 8,751.02, 12,080.46 and 5,164.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,751.02 : 12,080.46 = 5,164.76 : x
2. Step 2: Convert to fraction form
   8,751.02/12,080.46 = 5,164.76/x
3. Step 3: Cross multiply
   8,751.02x = 12,080.46 × 5,164.76
4. Step 4: Simplify right side
   8,751.02x = 62,392,676.59
5. Step 5: Solve for x
   x = 62,392,676.59/8,751.02
6. Step 6: Final answer
   x = 7,129.76