Finding the Fourth Proportional to 12,869.26, 17,756.51 and 7,833.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,869.26 : 17,756.51 = 7,833.42 : x
2. Step 2: Convert to fraction form
   12,869.26/17,756.51 = 7,833.42/x
3. Step 3: Cross multiply
   12,869.26x = 17,756.51 × 7,833.42
4. Step 4: Simplify right side
   12,869.26x = 139,094,200.56
5. Step 5: Solve for x
   x = 139,094,200.56/12,869.26
6. Step 6: Final answer
   x = 10,808.25