Finding the Fourth Proportional to 17,767.17, 26,648.33 and 5,289.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,767.17 : 26,648.33 = 5,289.12 : x
2. Step 2: Convert to fraction form
   17,767.17/26,648.33 = 5,289.12/x
3. Step 3: Cross multiply
   17,767.17x = 26,648.33 × 5,289.12
4. Step 4: Simplify right side
   17,767.17x = 140,946,188.72
5. Step 5: Solve for x
   x = 140,946,188.72/17,767.17
6. Step 6: Final answer
   x = 7,932.96