Finding the Third Proportional to 663,907.50 and 1,455,481

Step by Step Solution

1. Step 1: Write the proportion equation
   663,907.50 : 1,455,481 = 1,455,481 : x
2. Step 2: Convert to fraction form
   663,907.50/1,455,481 = 1,455,481/x
3. Step 3: Cross multiply
   663,907.50x = 1,455,481 × 1,455,481
4. Step 4: Simplify right side
   663,907.50x = 2,118,424,941,361
5. Step 5: Solve for x
   x = 2,118,424,941,361/663,907.50
6. Step 6: Final answer
   x = 3,190,843.52