Finding the Fourth Proportional to 12,943.59, 19,403.08 and 8,250.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,943.59 : 19,403.08 = 8,250.43 : x
2. Step 2: Convert to fraction form
   12,943.59/19,403.08 = 8,250.43/x
3. Step 3: Cross multiply
   12,943.59x = 19,403.08 × 8,250.43
4. Step 4: Simplify right side
   12,943.59x = 160,083,656.31
5. Step 5: Solve for x
   x = 160,083,656.31/12,943.59
6. Step 6: Final answer
   x = 12,367.79