Finding the Fourth Proportional to 8,760.05, 12,088.91 and 4,781.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,760.05 : 12,088.91 = 4,781.25 : x
2. Step 2: Convert to fraction form
   8,760.05/12,088.91 = 4,781.25/x
3. Step 3: Cross multiply
   8,760.05x = 12,088.91 × 4,781.25
4. Step 4: Simplify right side
   8,760.05x = 57,800,077.03
5. Step 5: Solve for x
   x = 57,800,077.03/8,760.05
6. Step 6: Final answer
   x = 6,598.15