Finding the Fourth Proportional to 5,073.39, 7,613.49 and 1,786.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,073.39 : 7,613.49 = 1,786.47 : x
2. Step 2: Convert to fraction form
   5,073.39/7,613.49 = 1,786.47/x
3. Step 3: Cross multiply
   5,073.39x = 7,613.49 × 1,786.47
4. Step 4: Simplify right side
   5,073.39x = 13,601,271.48
5. Step 5: Solve for x
   x = 13,601,271.48/5,073.39
6. Step 6: Final answer
   x = 2,680.90