Finding the Fourth Proportional to 17,767.42, 26,648.70 and 5,289.37

Step by Step Solution

1. Step 1: Write the proportion equation
   17,767.42 : 26,648.70 = 5,289.37 : x
2. Step 2: Convert to fraction form
   17,767.42/26,648.70 = 5,289.37/x
3. Step 3: Cross multiply
   17,767.42x = 26,648.70 × 5,289.37
4. Step 4: Simplify right side
   17,767.42x = 140,954,834.32
5. Step 5: Solve for x
   x = 140,954,834.32/17,767.42
6. Step 6: Final answer
   x = 7,933.33