Finding the Fourth Proportional to 2,774.34, 3,835.43 and 2,658.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.34 : 3,835.43 = 2,658.17 : x
2. Step 2: Convert to fraction form
   2,774.34/3,835.43 = 2,658.17/x
3. Step 3: Cross multiply
   2,774.34x = 3,835.43 × 2,658.17
4. Step 4: Simplify right side
   2,774.34x = 10,195,192.50
5. Step 5: Solve for x
   x = 10,195,192.50/2,774.34
6. Step 6: Final answer
   x = 3,674.82