Finding the Third Proportional to 45,403.03 and 64,855.69

Step by Step Solution

1. Step 1: Write the proportion equation
   45,403.03 : 64,855.69 = 64,855.69 : x
2. Step 2: Convert to fraction form
   45,403.03/64,855.69 = 64,855.69/x
3. Step 3: Cross multiply
   45,403.03x = 64,855.69 × 64,855.69
4. Step 4: Simplify right side
   45,403.03x = 4,206,260,201.10
5. Step 5: Solve for x
   x = 4,206,260,201.10/45,403.03
6. Step 6: Final answer
   x = 92,642.72