Finding the Fourth Proportional to 1,094.88, 1,631.34 and 1,065.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.88 : 1,631.34 = 1,065.49 : x
2. Step 2: Convert to fraction form
   1,094.88/1,631.34 = 1,065.49/x
3. Step 3: Cross multiply
   1,094.88x = 1,631.34 × 1,065.49
4. Step 4: Simplify right side
   1,094.88x = 1,738,179.26
5. Step 5: Solve for x
   x = 1,738,179.26/1,094.88
6. Step 6: Final answer
   x = 1,587.55