Finding the Fourth Proportional to 8,814.72, 12,162.96 and 5,088

Step by Step Solution

1. Step 1: Write the proportion equation
   8,814.72 : 12,162.96 = 5,088 : x
2. Step 2: Convert to fraction form
   8,814.72/12,162.96 = 5,088/x
3. Step 3: Cross multiply
   8,814.72x = 12,162.96 × 5,088
4. Step 4: Simplify right side
   8,814.72x = 61,885,140.48
5. Step 5: Solve for x
   x = 61,885,140.48/8,814.72
6. Step 6: Final answer
   x = 7,020.66