Finding the Fourth Proportional to 8,927.62, 12,320.81 and 4,949.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,927.62 : 12,320.81 = 4,949.51 : x
2. Step 2: Convert to fraction form
   8,927.62/12,320.81 = 4,949.51/x
3. Step 3: Cross multiply
   8,927.62x = 12,320.81 × 4,949.51
4. Step 4: Simplify right side
   8,927.62x = 60,981,904.51
5. Step 5: Solve for x
   x = 60,981,904.51/8,927.62
6. Step 6: Final answer
   x = 6,830.70