Finding the Fourth Proportional to 8,054.29, 12,083.10 and 3,123.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,054.29 : 12,083.10 = 3,123.91 : x
2. Step 2: Convert to fraction form
   8,054.29/12,083.10 = 3,123.91/x
3. Step 3: Cross multiply
   8,054.29x = 12,083.10 × 3,123.91
4. Step 4: Simplify right side
   8,054.29x = 37,746,516.92
5. Step 5: Solve for x
   x = 37,746,516.92/8,054.29
6. Step 6: Final answer
   x = 4,686.51