Finding the Fourth Proportional to 8,753.51, 12,079.35 and 4,976.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,753.51 : 12,079.35 = 4,976.15 : x
2. Step 2: Convert to fraction form
   8,753.51/12,079.35 = 4,976.15/x
3. Step 3: Cross multiply
   8,753.51x = 12,079.35 × 4,976.15
4. Step 4: Simplify right side
   8,753.51x = 60,108,597.11
5. Step 5: Solve for x
   x = 60,108,597.11/8,753.51
6. Step 6: Final answer
   x = 6,866.80