Finding the Fourth Proportional to 12,484.27, 18,726.46 and 3,124.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484.27 : 18,726.46 = 3,124.27 : x
2. Step 2: Convert to fraction form
   12,484.27/18,726.46 = 3,124.27/x
3. Step 3: Cross multiply
   12,484.27x = 18,726.46 × 3,124.27
4. Step 4: Simplify right side
   12,484.27x = 58,506,407.93
5. Step 5: Solve for x
   x = 58,506,407.93/12,484.27
6. Step 6: Final answer
   x = 4,686.41