Finding the Third Proportional to 607,616 and 1,308,726

Step by Step Solution

1. Step 1: Write the proportion equation
   607,616 : 1,308,726 = 1,308,726 : x
2. Step 2: Convert to fraction form
   607,616/1,308,726 = 1,308,726/x
3. Step 3: Cross multiply
   607,616x = 1,308,726 × 1,308,726
4. Step 4: Simplify right side
   607,616x = 1,712,763,743,076
5. Step 5: Solve for x
   x = 1,712,763,743,076/607,616
6. Step 6: Final answer
   x = 2,818,825.94