Finding the Fourth Proportional to 2,094.57, 2,890.52 and 1,309.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.57 : 2,890.52 = 1,309.07 : x
2. Step 2: Convert to fraction form
   2,094.57/2,890.52 = 1,309.07/x
3. Step 3: Cross multiply
   2,094.57x = 2,890.52 × 1,309.07
4. Step 4: Simplify right side
   2,094.57x = 3,783,872.02
5. Step 5: Solve for x
   x = 3,783,872.02/2,094.57
6. Step 6: Final answer
   x = 1,806.51