Finding the Fourth Proportional to 10,632.56, 15,938.42 and 3,964.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,632.56 : 15,938.42 = 3,964.17 : x
2. Step 2: Convert to fraction form
   10,632.56/15,938.42 = 3,964.17/x
3. Step 3: Cross multiply
   10,632.56x = 15,938.42 × 3,964.17
4. Step 4: Simplify right side
   10,632.56x = 63,182,586.59
5. Step 5: Solve for x
   x = 63,182,586.59/10,632.56
6. Step 6: Final answer
   x = 5,942.37