Finding the Fourth Proportional to 1,889.27, 2,814.91 and 1,783.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,889.27 : 2,814.91 = 1,783.16 : x
2. Step 2: Convert to fraction form
   1,889.27/2,814.91 = 1,783.16/x
3. Step 3: Cross multiply
   1,889.27x = 2,814.91 × 1,783.16
4. Step 4: Simplify right side
   1,889.27x = 5,019,435.91
5. Step 5: Solve for x
   x = 5,019,435.91/1,889.27
6. Step 6: Final answer
   x = 2,656.82