Finding the Fourth Proportional to 2,084.31, 2,864.55 and 2,025.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.31 : 2,864.55 = 2,025.99 : x
2. Step 2: Convert to fraction form
   2,084.31/2,864.55 = 2,025.99/x
3. Step 3: Cross multiply
   2,084.31x = 2,864.55 × 2,025.99
4. Step 4: Simplify right side
   2,084.31x = 5,803,549.65
5. Step 5: Solve for x
   x = 5,803,549.65/2,084.31
6. Step 6: Final answer
   x = 2,784.40