Finding the Third Proportional to 267,453 and 587,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   267,453 : 587,389.50 = 587,389.50 : x
2. Step 2: Convert to fraction form
   267,453/587,389.50 = 587,389.50/x
3. Step 3: Cross multiply
   267,453x = 587,389.50 × 587,389.50
4. Step 4: Simplify right side
   267,453x = 345,026,424,710.25
5. Step 5: Solve for x
   x = 345,026,424,710.25/267,453
6. Step 6: Final answer
   x = 1,290,045.07