Finding the Fourth Proportional to 12,327.26, 18,488.52 and 5,308.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,327.26 : 18,488.52 = 5,308.47 : x
2. Step 2: Convert to fraction form
   12,327.26/18,488.52 = 5,308.47/x
3. Step 3: Cross multiply
   12,327.26x = 18,488.52 × 5,308.47
4. Step 4: Simplify right side
   12,327.26x = 98,145,753.76
5. Step 5: Solve for x
   x = 98,145,753.76/12,327.26
6. Step 6: Final answer
   x = 7,961.69