Finding the Fourth Proportional to 8,789.16, 12,124.95 and 5,061

Step by Step Solution

1. Step 1: Write the proportion equation
   8,789.16 : 12,124.95 = 5,061 : x
2. Step 2: Convert to fraction form
   8,789.16/12,124.95 = 5,061/x
3. Step 3: Cross multiply
   8,789.16x = 12,124.95 × 5,061
4. Step 4: Simplify right side
   8,789.16x = 61,364,371.95
5. Step 5: Solve for x
   x = 61,364,371.95/8,789.16
6. Step 6: Final answer
   x = 6,981.82