Finding the Fourth Proportional to 12,113.47, 18,169.98 and 3,793.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,113.47 : 18,169.98 = 3,793.51 : x
2. Step 2: Convert to fraction form
   12,113.47/18,169.98 = 3,793.51/x
3. Step 3: Cross multiply
   12,113.47x = 18,169.98 × 3,793.51
4. Step 4: Simplify right side
   12,113.47x = 68,928,000.83
5. Step 5: Solve for x
   x = 68,928,000.83/12,113.47
6. Step 6: Final answer
   x = 5,690.19