Finding the Third Proportional to 493,491 and 743,884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   493,491 : 743,884.50 = 743,884.50 : x
2. Step 2: Convert to fraction form
   493,491/743,884.50 = 743,884.50/x
3. Step 3: Cross multiply
   493,491x = 743,884.50 × 743,884.50
4. Step 4: Simplify right side
   493,491x = 553,364,149,340.25
5. Step 5: Solve for x
   x = 553,364,149,340.25/493,491
6. Step 6: Final answer
   x = 1,121,325.72