Finding the Fourth Proportional to 2,697.91, 3,717.56 and 2,068.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,697.91 : 3,717.56 = 2,068.40 : x
2. Step 2: Convert to fraction form
   2,697.91/3,717.56 = 2,068.40/x
3. Step 3: Cross multiply
   2,697.91x = 3,717.56 × 2,068.40
4. Step 4: Simplify right side
   2,697.91x = 7,689,415.57
5. Step 5: Solve for x
   x = 7,689,415.57/2,697.91
6. Step 6: Final answer
   x = 2,850.14