Finding the Third Proportional to 607,678 and 1,324,700

Step by Step Solution

1. Step 1: Write the proportion equation
   607,678 : 1,324,700 = 1,324,700 : x
2. Step 2: Convert to fraction form
   607,678/1,324,700 = 1,324,700/x
3. Step 3: Cross multiply
   607,678x = 1,324,700 × 1,324,700
4. Step 4: Simplify right side
   607,678x = 1,754,830,090,000
5. Step 5: Solve for x
   x = 1,754,830,090,000/607,678
6. Step 6: Final answer
   x = 2,887,763.08