Finding the Fourth Proportional to 2,447.04, 3,670.74 and 715.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447.04 : 3,670.74 = 715.72 : x
2. Step 2: Convert to fraction form
   2,447.04/3,670.74 = 715.72/x
3. Step 3: Cross multiply
   2,447.04x = 3,670.74 × 715.72
4. Step 4: Simplify right side
   2,447.04x = 2,627,222.03
5. Step 5: Solve for x
   x = 2,627,222.03/2,447.04
6. Step 6: Final answer
   x = 1,073.63