Finding the Fourth Proportional to 2,094.56, 2,890.51 and 1,309.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.56 : 2,890.51 = 1,309.07 : x
2. Step 2: Convert to fraction form
   2,094.56/2,890.51 = 1,309.07/x
3. Step 3: Cross multiply
   2,094.56x = 2,890.51 × 1,309.07
4. Step 4: Simplify right side
   2,094.56x = 3,783,879.93
5. Step 5: Solve for x
   x = 3,783,879.93/2,094.56
6. Step 6: Final answer
   x = 1,806.53