Finding the Third Proportional to 1,633.75 and 3,561.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,633.75 : 3,561.25 = 3,561.25 : x
2. Step 2: Convert to fraction form
   1,633.75/3,561.25 = 3,561.25/x
3. Step 3: Cross multiply
   1,633.75x = 3,561.25 × 3,561.25
4. Step 4: Simplify right side
   1,633.75x = 12,682,501.56
5. Step 5: Solve for x
   x = 12,682,501.56/1,633.75
6. Step 6: Final answer
   x = 7,762.82