Finding the Fourth Proportional to 1,926.51, 2,874.63 and 1,808.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,926.51 : 2,874.63 = 1,808.96 : x
2. Step 2: Convert to fraction form
   1,926.51/2,874.63 = 1,808.96/x
3. Step 3: Cross multiply
   1,926.51x = 2,874.63 × 1,808.96
4. Step 4: Simplify right side
   1,926.51x = 5,200,067.27
5. Step 5: Solve for x
   x = 5,200,067.27/1,926.51
6. Step 6: Final answer
   x = 2,699.22