Finding the Fourth Proportional to 2,259.17, 3,117.39 and 1,314.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259.17 : 3,117.39 = 1,314.83 : x
2. Step 2: Convert to fraction form
   2,259.17/3,117.39 = 1,314.83/x
3. Step 3: Cross multiply
   2,259.17x = 3,117.39 × 1,314.83
4. Step 4: Simplify right side
   2,259.17x = 4,098,837.89
5. Step 5: Solve for x
   x = 4,098,837.89/2,259.17
6. Step 6: Final answer
   x = 1,814.31