Finding the Fourth Proportional to 2,065.08, 2,849.67 and 1,225.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.08 : 2,849.67 = 1,225.86 : x
2. Step 2: Convert to fraction form
   2,065.08/2,849.67 = 1,225.86/x
3. Step 3: Cross multiply
   2,065.08x = 2,849.67 × 1,225.86
4. Step 4: Simplify right side
   2,065.08x = 3,493,296.47
5. Step 5: Solve for x
   x = 3,493,296.47/2,065.08
6. Step 6: Final answer
   x = 1,691.60