Finding the Third Proportional to 1,445.06 and 3,529.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445.06 : 3,529.69 = 3,529.69 : x
2. Step 2: Convert to fraction form
   1,445.06/3,529.69 = 3,529.69/x
3. Step 3: Cross multiply
   1,445.06x = 3,529.69 × 3,529.69
4. Step 4: Simplify right side
   1,445.06x = 12,458,693.85
5. Step 5: Solve for x
   x = 12,458,693.85/1,445.06
6. Step 6: Final answer
   x = 8,621.56