Finding the Third Proportional to 3,549.38 and 7,782.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,549.38 : 7,782.19 = 7,782.19 : x
2. Step 2: Convert to fraction form
   3,549.38/7,782.19 = 7,782.19/x
3. Step 3: Cross multiply
   3,549.38x = 7,782.19 × 7,782.19
4. Step 4: Simplify right side
   3,549.38x = 60,562,442.29
5. Step 5: Solve for x
   x = 60,562,442.29/3,549.38
6. Step 6: Final answer
   x = 17,062.85