Finding the Third Proportional to 666,570 and 952,519.50

Step by Step Solution

1. Step 1: Write the proportion equation
   666,570 : 952,519.50 = 952,519.50 : x
2. Step 2: Convert to fraction form
   666,570/952,519.50 = 952,519.50/x
3. Step 3: Cross multiply
   666,570x = 952,519.50 × 952,519.50
4. Step 4: Simplify right side
   666,570x = 907,293,397,880.25
5. Step 5: Solve for x
   x = 907,293,397,880.25/666,570
6. Step 6: Final answer
   x = 1,361,137.46