Finding the Third Proportional to 666,938 and 1,034,260

Step by Step Solution

1. Step 1: Write the proportion equation
   666,938 : 1,034,260 = 1,034,260 : x
2. Step 2: Convert to fraction form
   666,938/1,034,260 = 1,034,260/x
3. Step 3: Cross multiply
   666,938x = 1,034,260 × 1,034,260
4. Step 4: Simplify right side
   666,938x = 1,069,693,747,600
5. Step 5: Solve for x
   x = 1,069,693,747,600/666,938
6. Step 6: Final answer
   x = 1,603,887.84