Finding the Third Proportional to 840,000 and 1,297,152

Step by Step Solution

1. Step 1: Write the proportion equation
   840,000 : 1,297,152 = 1,297,152 : x
2. Step 2: Convert to fraction form
   840,000/1,297,152 = 1,297,152/x
3. Step 3: Cross multiply
   840,000x = 1,297,152 × 1,297,152
4. Step 4: Simplify right side
   840,000x = 1,682,603,311,104
5. Step 5: Solve for x
   x = 1,682,603,311,104/840,000
6. Step 6: Final answer
   x = 2,003,099.18