Finding the Fourth Proportional to 2,085.71, 3,126.52 and 1,774.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085.71 : 3,126.52 = 1,774.06 : x
2. Step 2: Convert to fraction form
   2,085.71/3,126.52 = 1,774.06/x
3. Step 3: Cross multiply
   2,085.71x = 3,126.52 × 1,774.06
4. Step 4: Simplify right side
   2,085.71x = 5,546,634.07
5. Step 5: Solve for x
   x = 5,546,634.07/2,085.71
6. Step 6: Final answer
   x = 2,659.35