Finding the Third Proportional to 637,267.50 and 1,379,092.50

Step by Step Solution

1. Step 1: Write the proportion equation
   637,267.50 : 1,379,092.50 = 1,379,092.50 : x
2. Step 2: Convert to fraction form
   637,267.50/1,379,092.50 = 1,379,092.50/x
3. Step 3: Cross multiply
   637,267.50x = 1,379,092.50 × 1,379,092.50
4. Step 4: Simplify right side
   637,267.50x = 1,901,896,123,556.25
5. Step 5: Solve for x
   x = 1,901,896,123,556.25/637,267.50
6. Step 6: Final answer
   x = 2,984,454.92