Finding the Fourth Proportional to 1,613.62, 2,418.78 and 1,093.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.62 : 2,418.78 = 1,093.67 : x
2. Step 2: Convert to fraction form
   1,613.62/2,418.78 = 1,093.67/x
3. Step 3: Cross multiply
   1,613.62x = 2,418.78 × 1,093.67
4. Step 4: Simplify right side
   1,613.62x = 2,645,347.12
5. Step 5: Solve for x
   x = 2,645,347.12/1,613.62
6. Step 6: Final answer
   x = 1,639.39