Finding the Fourth Proportional to 2,444.19, 3,666.89 and 712.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,444.19 : 3,666.89 = 712.82 : x
2. Step 2: Convert to fraction form
   2,444.19/3,666.89 = 712.82/x
3. Step 3: Cross multiply
   2,444.19x = 3,666.89 × 712.82
4. Step 4: Simplify right side
   2,444.19x = 2,613,832.53
5. Step 5: Solve for x
   x = 2,613,832.53/2,444.19
6. Step 6: Final answer
   x = 1,069.41