Finding the Fourth Proportional to 2,424.39, 3,633.77 and 1,385.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,424.39 : 3,633.77 = 1,385.12 : x
2. Step 2: Convert to fraction form
   2,424.39/3,633.77 = 1,385.12/x
3. Step 3: Cross multiply
   2,424.39x = 3,633.77 × 1,385.12
4. Step 4: Simplify right side
   2,424.39x = 5,033,212.26
5. Step 5: Solve for x
   x = 5,033,212.26/2,424.39
6. Step 6: Final answer
   x = 2,076.07