Finding the Fourth Proportional to 8,966.27, 12,373.47 and 4,987.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,966.27 : 12,373.47 = 4,987.38 : x
2. Step 2: Convert to fraction form
   8,966.27/12,373.47 = 4,987.38/x
3. Step 3: Cross multiply
   8,966.27x = 12,373.47 × 4,987.38
4. Step 4: Simplify right side
   8,966.27x = 61,711,196.81
5. Step 5: Solve for x
   x = 61,711,196.81/8,966.27
6. Step 6: Final answer
   x = 6,882.59