Finding the Fourth Proportional to 2,447.76, 3,670.52 and 908.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447.76 : 3,670.52 = 908.56 : x
2. Step 2: Convert to fraction form
   2,447.76/3,670.52 = 908.56/x
3. Step 3: Cross multiply
   2,447.76x = 3,670.52 × 908.56
4. Step 4: Simplify right side
   2,447.76x = 3,334,887.65
5. Step 5: Solve for x
   x = 3,334,887.65/2,447.76
6. Step 6: Final answer
   x = 1,362.42