Finding the Fourth Proportional to 12,026.32, 16,589.04 and 7,775.89

Step by Step Solution

1. Step 1: Write the proportion equation
   12,026.32 : 16,589.04 = 7,775.89 : x
2. Step 2: Convert to fraction form
   12,026.32/16,589.04 = 7,775.89/x
3. Step 3: Cross multiply
   12,026.32x = 16,589.04 × 7,775.89
4. Step 4: Simplify right side
   12,026.32x = 128,994,550.25
5. Step 5: Solve for x
   x = 128,994,550.25/12,026.32
6. Step 6: Final answer
   x = 10,726.02