Finding the Fourth Proportional to 1,093.69, 1,630.84 and 964.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.69 : 1,630.84 = 964.18 : x
2. Step 2: Convert to fraction form
   1,093.69/1,630.84 = 964.18/x
3. Step 3: Cross multiply
   1,093.69x = 1,630.84 × 964.18
4. Step 4: Simplify right side
   1,093.69x = 1,572,423.31
5. Step 5: Solve for x
   x = 1,572,423.31/1,093.69
6. Step 6: Final answer
   x = 1,437.72