Finding the Fourth Proportional to 8,764.38, 12,095.55 and 4,987.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,764.38 : 12,095.55 = 4,987.71 : x
2. Step 2: Convert to fraction form
   8,764.38/12,095.55 = 4,987.71/x
3. Step 3: Cross multiply
   8,764.38x = 12,095.55 × 4,987.71
4. Step 4: Simplify right side
   8,764.38x = 60,329,095.69
5. Step 5: Solve for x
   x = 60,329,095.69/8,764.38
6. Step 6: Final answer
   x = 6,883.44