Finding the Fourth Proportional to 10,248.37, 15,377.14 and 4,980.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,248.37 : 15,377.14 = 4,980.49 : x
2. Step 2: Convert to fraction form
   10,248.37/15,377.14 = 4,980.49/x
3. Step 3: Cross multiply
   10,248.37x = 15,377.14 × 4,980.49
4. Step 4: Simplify right side
   10,248.37x = 76,585,667.10
5. Step 5: Solve for x
   x = 76,585,667.10/10,248.37
6. Step 6: Final answer
   x = 7,472.96