Finding the Fourth Proportional to 12,182.28, 18,275.33 and 5,162.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,182.28 : 18,275.33 = 5,162.31 : x
2. Step 2: Convert to fraction form
   12,182.28/18,275.33 = 5,162.31/x
3. Step 3: Cross multiply
   12,182.28x = 18,275.33 × 5,162.31
4. Step 4: Simplify right side
   12,182.28x = 94,342,893.00
5. Step 5: Solve for x
   x = 94,342,893.00/12,182.28
6. Step 6: Final answer
   x = 7,744.27