Finding the Third Proportional to 1,307,724 and 1,999,602

Step by Step Solution

1. Step 1: Write the proportion equation
   1,307,724 : 1,999,602 = 1,999,602 : x
2. Step 2: Convert to fraction form
   1,307,724/1,999,602 = 1,999,602/x
3. Step 3: Cross multiply
   1,307,724x = 1,999,602 × 1,999,602
4. Step 4: Simplify right side
   1,307,724x = 3,998,408,158,404
5. Step 5: Solve for x
   x = 3,998,408,158,404/1,307,724
6. Step 6: Final answer
   x = 3,057,532.14