Finding the Fourth Proportional to 12,074.38, 18,107.83 and 5,830.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,074.38 : 18,107.83 = 5,830.51 : x
2. Step 2: Convert to fraction form
   12,074.38/18,107.83 = 5,830.51/x
3. Step 3: Cross multiply
   12,074.38x = 18,107.83 × 5,830.51
4. Step 4: Simplify right side
   12,074.38x = 105,577,883.89
5. Step 5: Solve for x
   x = 105,577,883.89/12,074.38
6. Step 6: Final answer
   x = 8,743.96