Finding the Fourth Proportional to 2,683.71, 3,703.55 and 1,488.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,683.71 : 3,703.55 = 1,488.72 : x
2. Step 2: Convert to fraction form
   2,683.71/3,703.55 = 1,488.72/x
3. Step 3: Cross multiply
   2,683.71x = 3,703.55 × 1,488.72
4. Step 4: Simplify right side
   2,683.71x = 5,513,548.96
5. Step 5: Solve for x
   x = 5,513,548.96/2,683.71
6. Step 6: Final answer
   x = 2,054.45