Finding the Fourth Proportional to 17,789.32, 26,685.50 and 5,308.54

Step by Step Solution

1. Step 1: Write the proportion equation
   17,789.32 : 26,685.50 = 5,308.54 : x
2. Step 2: Convert to fraction form
   17,789.32/26,685.50 = 5,308.54/x
3. Step 3: Cross multiply
   17,789.32x = 26,685.50 × 5,308.54
4. Step 4: Simplify right side
   17,789.32x = 141,661,044.17
5. Step 5: Solve for x
   x = 141,661,044.17/17,789.32
6. Step 6: Final answer
   x = 7,963.26