Finding the Fourth Proportional to 2,669.34, 3,683.74 and 1,490.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.34 : 3,683.74 = 1,490.39 : x
2. Step 2: Convert to fraction form
   2,669.34/3,683.74 = 1,490.39/x
3. Step 3: Cross multiply
   2,669.34x = 3,683.74 × 1,490.39
4. Step 4: Simplify right side
   2,669.34x = 5,490,209.26
5. Step 5: Solve for x
   x = 5,490,209.26/2,669.34
6. Step 6: Final answer
   x = 2,056.77