Finding the Fourth Proportional to 12,362.56, 17,061.92 and 7,056.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,362.56 : 17,061.92 = 7,056.16 : x
2. Step 2: Convert to fraction form
   12,362.56/17,061.92 = 7,056.16/x
3. Step 3: Cross multiply
   12,362.56x = 17,061.92 × 7,056.16
4. Step 4: Simplify right side
   12,362.56x = 120,391,637.43
5. Step 5: Solve for x
   x = 120,391,637.43/12,362.56
6. Step 6: Final answer
   x = 9,738.41