Finding the Fourth Proportional to 10,132.56, 15,204.60 and 3,980.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,132.56 : 15,204.60 = 3,980.88 : x
2. Step 2: Convert to fraction form
   10,132.56/15,204.60 = 3,980.88/x
3. Step 3: Cross multiply
   10,132.56x = 15,204.60 × 3,980.88
4. Step 4: Simplify right side
   10,132.56x = 60,527,688.05
5. Step 5: Solve for x
   x = 60,527,688.05/10,132.56
6. Step 6: Final answer
   x = 5,973.58