Finding the Third Proportional to 491,328 and 750,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   491,328 : 750,100.50 = 750,100.50 : x
2. Step 2: Convert to fraction form
   491,328/750,100.50 = 750,100.50/x
3. Step 3: Cross multiply
   491,328x = 750,100.50 × 750,100.50
4. Step 4: Simplify right side
   491,328x = 562,650,760,100.25
5. Step 5: Solve for x
   x = 562,650,760,100.25/491,328
6. Step 6: Final answer
   x = 1,145,163.23