Finding the Third Proportional to 1,622.06 and 3,528.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,622.06 : 3,528.94 = 3,528.94 : x
2. Step 2: Convert to fraction form
   1,622.06/3,528.94 = 3,528.94/x
3. Step 3: Cross multiply
   1,622.06x = 3,528.94 × 3,528.94
4. Step 4: Simplify right side
   1,622.06x = 12,453,399.88
5. Step 5: Solve for x
   x = 12,453,399.88/1,622.06
6. Step 6: Final answer
   x = 7,677.51