Finding the Fourth Proportional to 12,632.88, 17,433.12 and 7,327.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,632.88 : 17,433.12 = 7,327.56 : x
2. Step 2: Convert to fraction form
   12,632.88/17,433.12 = 7,327.56/x
3. Step 3: Cross multiply
   12,632.88x = 17,433.12 × 7,327.56
4. Step 4: Simplify right side
   12,632.88x = 127,742,232.79
5. Step 5: Solve for x
   x = 127,742,232.79/12,632.88
6. Step 6: Final answer
   x = 10,111.89