Finding the Fourth Proportional to 2,089.79, 3,136.25 and 1,683.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.79 : 3,136.25 = 1,683.84 : x
2. Step 2: Convert to fraction form
   2,089.79/3,136.25 = 1,683.84/x
3. Step 3: Cross multiply
   2,089.79x = 3,136.25 × 1,683.84
4. Step 4: Simplify right side
   2,089.79x = 5,280,943.20
5. Step 5: Solve for x
   x = 5,280,943.20/2,089.79
6. Step 6: Final answer
   x = 2,527.02