Finding the Third Proportional to 1,334,138 and 1,997,559

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334,138 : 1,997,559 = 1,997,559 : x
2. Step 2: Convert to fraction form
   1,334,138/1,997,559 = 1,997,559/x
3. Step 3: Cross multiply
   1,334,138x = 1,997,559 × 1,997,559
4. Step 4: Simplify right side
   1,334,138x = 3,990,241,958,481
5. Step 5: Solve for x
   x = 3,990,241,958,481/1,334,138
6. Step 6: Final answer
   x = 2,990,876.47