Finding the Third Proportional to 651,726 and 910,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   651,726 : 910,480.50 = 910,480.50 : x
2. Step 2: Convert to fraction form
   651,726/910,480.50 = 910,480.50/x
3. Step 3: Cross multiply
   651,726x = 910,480.50 × 910,480.50
4. Step 4: Simplify right side
   651,726x = 828,974,740,880.25
5. Step 5: Solve for x
   x = 828,974,740,880.25/651,726
6. Step 6: Final answer
   x = 1,271,968.19