Finding the Fourth Proportional to 2,223.90, 3,068.43 and 1,437

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.90 : 3,068.43 = 1,437 : x
2. Step 2: Convert to fraction form
   2,223.90/3,068.43 = 1,437/x
3. Step 3: Cross multiply
   2,223.90x = 3,068.43 × 1,437
4. Step 4: Simplify right side
   2,223.90x = 4,409,333.91
5. Step 5: Solve for x
   x = 4,409,333.91/2,223.90
6. Step 6: Final answer
   x = 1,982.70