Finding the Fourth Proportional to 1,892.42, 2,610.82 and 1,396.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.42 : 2,610.82 = 1,396.25 : x
2. Step 2: Convert to fraction form
   1,892.42/2,610.82 = 1,396.25/x
3. Step 3: Cross multiply
   1,892.42x = 2,610.82 × 1,396.25
4. Step 4: Simplify right side
   1,892.42x = 3,645,340.88
5. Step 5: Solve for x
   x = 3,645,340.88/1,892.42
6. Step 6: Final answer
   x = 1,926.28