Finding the Fourth Proportional to 10,425.56, 15,633.72 and 4,880.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,425.56 : 15,633.72 = 4,880.48 : x
2. Step 2: Convert to fraction form
   10,425.56/15,633.72 = 4,880.48/x
3. Step 3: Cross multiply
   10,425.56x = 15,633.72 × 4,880.48
4. Step 4: Simplify right side
   10,425.56x = 76,300,057.79
5. Step 5: Solve for x
   x = 76,300,057.79/10,425.56
6. Step 6: Final answer
   x = 7,318.56