Finding the Fourth Proportional to 2,806.62, 3,876.57 and 1,925.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,806.62 : 3,876.57 = 1,925.34 : x
2. Step 2: Convert to fraction form
   2,806.62/3,876.57 = 1,925.34/x
3. Step 3: Cross multiply
   2,806.62x = 3,876.57 × 1,925.34
4. Step 4: Simplify right side
   2,806.62x = 7,463,715.28
5. Step 5: Solve for x
   x = 7,463,715.28/2,806.62
6. Step 6: Final answer
   x = 2,659.33