Finding the Fourth Proportional to 12,560.96, 17,333.56 and 7,527.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,560.96 : 17,333.56 = 7,527.98 : x
2. Step 2: Convert to fraction form
   12,560.96/17,333.56 = 7,527.98/x
3. Step 3: Cross multiply
   12,560.96x = 17,333.56 × 7,527.98
4. Step 4: Simplify right side
   12,560.96x = 130,486,693.01
5. Step 5: Solve for x
   x = 130,486,693.01/12,560.96
6. Step 6: Final answer
   x = 10,388.27