Finding the Fourth Proportional to 7,854.63, 10,839.47 and 4,269.61

Step by Step Solution

1. Step 1: Write the proportion equation
   7,854.63 : 10,839.47 = 4,269.61 : x
2. Step 2: Convert to fraction form
   7,854.63/10,839.47 = 4,269.61/x
3. Step 3: Cross multiply
   7,854.63x = 10,839.47 × 4,269.61
4. Step 4: Simplify right side
   7,854.63x = 46,280,255.31
5. Step 5: Solve for x
   x = 46,280,255.31/7,854.63
6. Step 6: Final answer
   x = 5,892.10