Finding the Fourth Proportional to 2,418.51, 3,337.69 and 1,356.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,418.51 : 3,337.69 = 1,356.62 : x
2. Step 2: Convert to fraction form
   2,418.51/3,337.69 = 1,356.62/x
3. Step 3: Cross multiply
   2,418.51x = 3,337.69 × 1,356.62
4. Step 4: Simplify right side
   2,418.51x = 4,527,977.01
5. Step 5: Solve for x
   x = 4,527,977.01/2,418.51
6. Step 6: Final answer
   x = 1,872.22