Finding the Fourth Proportional to 1,101.52, 1,650.64 and 1,074.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,101.52 : 1,650.64 = 1,074.34 : x
2. Step 2: Convert to fraction form
   1,101.52/1,650.64 = 1,074.34/x
3. Step 3: Cross multiply
   1,101.52x = 1,650.64 × 1,074.34
4. Step 4: Simplify right side
   1,101.52x = 1,773,348.58
5. Step 5: Solve for x
   x = 1,773,348.58/1,101.52
6. Step 6: Final answer
   x = 1,609.91