Finding the Third Proportional to 624,440 and 1,343,606

Step by Step Solution

1. Step 1: Write the proportion equation
   624,440 : 1,343,606 = 1,343,606 : x
2. Step 2: Convert to fraction form
   624,440/1,343,606 = 1,343,606/x
3. Step 3: Cross multiply
   624,440x = 1,343,606 × 1,343,606
4. Step 4: Simplify right side
   624,440x = 1,805,277,083,236
5. Step 5: Solve for x
   x = 1,805,277,083,236/624,440
6. Step 6: Final answer
   x = 2,891,033.70