Finding the Fourth Proportional to 10,500.40, 14,504.35 and 7,843.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,500.40 : 14,504.35 = 7,843.19 : x
2. Step 2: Convert to fraction form
   10,500.40/14,504.35 = 7,843.19/x
3. Step 3: Cross multiply
   10,500.40x = 14,504.35 × 7,843.19
4. Step 4: Simplify right side
   10,500.40x = 113,760,372.88
5. Step 5: Solve for x
   x = 113,760,372.88/10,500.40
6. Step 6: Final answer
   x = 10,833.91