Finding the Third Proportional to 657,072 and 960,662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   657,072 : 960,662.50 = 960,662.50 : x
2. Step 2: Convert to fraction form
   657,072/960,662.50 = 960,662.50/x
3. Step 3: Cross multiply
   657,072x = 960,662.50 × 960,662.50
4. Step 4: Simplify right side
   657,072x = 922,872,438,906.25
5. Step 5: Solve for x
   x = 922,872,438,906.25/657,072
6. Step 6: Final answer
   x = 1,404,522.55