Finding the Fourth Proportional to 10,516.62, 14,513.94 and 7,859.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,516.62 : 14,513.94 = 7,859.40 : x
2. Step 2: Convert to fraction form
   10,516.62/14,513.94 = 7,859.40/x
3. Step 3: Cross multiply
   10,516.62x = 14,513.94 × 7,859.40
4. Step 4: Simplify right side
   10,516.62x = 114,070,860.04
5. Step 5: Solve for x
   x = 114,070,860.04/10,516.62
6. Step 6: Final answer
   x = 10,846.72