Finding the Fourth Proportional to 1,892.39, 2,611.59 and 1,095.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.39 : 2,611.59 = 1,095.80 : x
2. Step 2: Convert to fraction form
   1,892.39/2,611.59 = 1,095.80/x
3. Step 3: Cross multiply
   1,892.39x = 2,611.59 × 1,095.80
4. Step 4: Simplify right side
   1,892.39x = 2,861,780.32
5. Step 5: Solve for x
   x = 2,861,780.32/1,892.39
6. Step 6: Final answer
   x = 1,512.26