Finding the Third Proportional to 1,485.56 and 1,755.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485.56 : 1,755.56 = 1,755.56 : x
2. Step 2: Convert to fraction form
   1,485.56/1,755.56 = 1,755.56/x
3. Step 3: Cross multiply
   1,485.56x = 1,755.56 × 1,755.56
4. Step 4: Simplify right side
   1,485.56x = 3,081,999.69
5. Step 5: Solve for x
   x = 3,081,999.69/1,485.56
6. Step 6: Final answer
   x = 2,074.63