Finding the Third Proportional to 1,202.72 and 2,499.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,202.72 : 2,499.94 = 2,499.94 : x
2. Step 2: Convert to fraction form
   1,202.72/2,499.94 = 2,499.94/x
3. Step 3: Cross multiply
   1,202.72x = 2,499.94 × 2,499.94
4. Step 4: Simplify right side
   1,202.72x = 6,249,687.50
5. Step 5: Solve for x
   x = 6,249,687.50/1,202.72
6. Step 6: Final answer
   x = 5,196.30