Finding the Fourth Proportional to 8,753.79, 12,080.15 and 4,774.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,753.79 : 12,080.15 = 4,774.82 : x
2. Step 2: Convert to fraction form
   8,753.79/12,080.15 = 4,774.82/x
3. Step 3: Cross multiply
   8,753.79x = 12,080.15 × 4,774.82
4. Step 4: Simplify right side
   8,753.79x = 57,680,502.31
5. Step 5: Solve for x
   x = 57,680,502.31/8,753.79
6. Step 6: Final answer
   x = 6,589.20