Finding the Fourth Proportional to 1,895.39, 2,615.88 and 1,109.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,895.39 : 2,615.88 = 1,109.42 : x
2. Step 2: Convert to fraction form
   1,895.39/2,615.88 = 1,109.42/x
3. Step 3: Cross multiply
   1,895.39x = 2,615.88 × 1,109.42
4. Step 4: Simplify right side
   1,895.39x = 2,902,109.59
5. Step 5: Solve for x
   x = 2,902,109.59/1,895.39
6. Step 6: Final answer
   x = 1,531.14