Finding the Third Proportional to 2,168.02 and 4,613.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168.02 : 4,613.20 = 4,613.20 : x
2. Step 2: Convert to fraction form
   2,168.02/4,613.20 = 4,613.20/x
3. Step 3: Cross multiply
   2,168.02x = 4,613.20 × 4,613.20
4. Step 4: Simplify right side
   2,168.02x = 21,281,643.07
5. Step 5: Solve for x
   x = 21,281,643.07/2,168.02
6. Step 6: Final answer
   x = 9,816.19