Finding the Third Proportional to 491,412 and 740,584.50

Step by Step Solution

1. Step 1: Write the proportion equation
   491,412 : 740,584.50 = 740,584.50 : x
2. Step 2: Convert to fraction form
   491,412/740,584.50 = 740,584.50/x
3. Step 3: Cross multiply
   491,412x = 740,584.50 × 740,584.50
4. Step 4: Simplify right side
   491,412x = 548,465,401,640.25
5. Step 5: Solve for x
   x = 548,465,401,640.25/491,412
6. Step 6: Final answer
   x = 1,116,100.95