Finding the Fourth Proportional to 2,064.87, 2,849.49 and 1,225.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.87 : 2,849.49 = 1,225.98 : x
2. Step 2: Convert to fraction form
   2,064.87/2,849.49 = 1,225.98/x
3. Step 3: Cross multiply
   2,064.87x = 2,849.49 × 1,225.98
4. Step 4: Simplify right side
   2,064.87x = 3,493,417.75
5. Step 5: Solve for x
   x = 3,493,417.75/2,064.87
6. Step 6: Final answer
   x = 1,691.83