Finding the Fourth Proportional to 12,694.32, 17,516.52 and 7,105.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,694.32 : 17,516.52 = 7,105.32 : x
2. Step 2: Convert to fraction form
   12,694.32/17,516.52 = 7,105.32/x
3. Step 3: Cross multiply
   12,694.32x = 17,516.52 × 7,105.32
4. Step 4: Simplify right side
   12,694.32x = 124,460,479.89
5. Step 5: Solve for x
   x = 124,460,479.89/12,694.32
6. Step 6: Final answer
   x = 9,804.42