Finding the Fourth Proportional to 10,272, 15,410.56 and 2,976

Step by Step Solution

1. Step 1: Write the proportion equation
   10,272 : 15,410.56 = 2,976 : x
2. Step 2: Convert to fraction form
   10,272/15,410.56 = 2,976/x
3. Step 3: Cross multiply
   10,272x = 15,410.56 × 2,976
4. Step 4: Simplify right side
   10,272x = 45,861,826.56
5. Step 5: Solve for x
   x = 45,861,826.56/10,272
6. Step 6: Final answer
   x = 4,464.74