Finding the Fourth Proportional to 1,895.42, 2,615.28 and 1,109.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,895.42 : 2,615.28 = 1,109.32 : x
2. Step 2: Convert to fraction form
   1,895.42/2,615.28 = 1,109.32/x
3. Step 3: Cross multiply
   1,895.42x = 2,615.28 × 1,109.32
4. Step 4: Simplify right side
   1,895.42x = 2,901,182.41
5. Step 5: Solve for x
   x = 2,901,182.41/1,895.42
6. Step 6: Final answer
   x = 1,530.63