Finding the Fourth Proportional to 7,250.64, 10,879.89 and 4,786.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,250.64 : 10,879.89 = 4,786.62 : x
2. Step 2: Convert to fraction form
   7,250.64/10,879.89 = 4,786.62/x
3. Step 3: Cross multiply
   7,250.64x = 10,879.89 × 4,786.62
4. Step 4: Simplify right side
   7,250.64x = 52,077,899.07
5. Step 5: Solve for x
   x = 52,077,899.07/7,250.64
6. Step 6: Final answer
   x = 7,182.52