Finding the Third Proportional to 657,483 and 890,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   657,483 : 890,968.50 = 890,968.50 : x
2. Step 2: Convert to fraction form
   657,483/890,968.50 = 890,968.50/x
3. Step 3: Cross multiply
   657,483x = 890,968.50 × 890,968.50
4. Step 4: Simplify right side
   657,483x = 793,824,867,992.25
5. Step 5: Solve for x
   x = 793,824,867,992.25/657,483
6. Step 6: Final answer
   x = 1,207,369.42