Finding the Fourth Proportional to 1,906.80, 2,856.69 and 1,600.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906.80 : 2,856.69 = 1,600.62 : x
2. Step 2: Convert to fraction form
   1,906.80/2,856.69 = 1,600.62/x
3. Step 3: Cross multiply
   1,906.80x = 2,856.69 × 1,600.62
4. Step 4: Simplify right side
   1,906.80x = 4,572,475.15
5. Step 5: Solve for x
   x = 4,572,475.15/1,906.80
6. Step 6: Final answer
   x = 2,397.98