Finding the Third Proportional to 1,651.32 and 3,620.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,651.32 : 3,620.79 = 3,620.79 : x
2. Step 2: Convert to fraction form
   1,651.32/3,620.79 = 3,620.79/x
3. Step 3: Cross multiply
   1,651.32x = 3,620.79 × 3,620.79
4. Step 4: Simplify right side
   1,651.32x = 13,110,155.87
5. Step 5: Solve for x
   x = 13,110,155.87/1,651.32
6. Step 6: Final answer
   x = 7,939.18