Finding the Fourth Proportional to 12,569.56, 17,329.98 and 7,852.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,569.56 : 17,329.98 = 7,852.12 : x
2. Step 2: Convert to fraction form
   12,569.56/17,329.98 = 7,852.12/x
3. Step 3: Cross multiply
   12,569.56x = 17,329.98 × 7,852.12
4. Step 4: Simplify right side
   12,569.56x = 136,077,082.56
5. Step 5: Solve for x
   x = 136,077,082.56/12,569.56
6. Step 6: Final answer
   x = 10,825.92