Finding the Third Proportional to 267,075 and 415,930.50

Step by Step Solution

1. Step 1: Write the proportion equation
   267,075 : 415,930.50 = 415,930.50 : x
2. Step 2: Convert to fraction form
   267,075/415,930.50 = 415,930.50/x
3. Step 3: Cross multiply
   267,075x = 415,930.50 × 415,930.50
4. Step 4: Simplify right side
   267,075x = 172,998,180,830.25
5. Step 5: Solve for x
   x = 172,998,180,830.25/267,075
6. Step 6: Final answer
   x = 647,751.31