Finding the Fourth Proportional to 1,892.43, 2,611.49 and 1,106.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.43 : 2,611.49 = 1,106.42 : x
2. Step 2: Convert to fraction form
   1,892.43/2,611.49 = 1,106.42/x
3. Step 3: Cross multiply
   1,892.43x = 2,611.49 × 1,106.42
4. Step 4: Simplify right side
   1,892.43x = 2,889,386.18
5. Step 5: Solve for x
   x = 2,889,386.18/1,892.43
6. Step 6: Final answer
   x = 1,526.81