Finding the Third Proportional to 644,317.50 and 946,752

Step by Step Solution

1. Step 1: Write the proportion equation
   644,317.50 : 946,752 = 946,752 : x
2. Step 2: Convert to fraction form
   644,317.50/946,752 = 946,752/x
3. Step 3: Cross multiply
   644,317.50x = 946,752 × 946,752
4. Step 4: Simplify right side
   644,317.50x = 896,339,349,504
5. Step 5: Solve for x
   x = 896,339,349,504/644,317.50
6. Step 6: Final answer
   x = 1,391,145.44