Finding the Third Proportional to 1,560,486 and 3,342,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,560,486 : 3,342,156 = 3,342,156 : x
2. Step 2: Convert to fraction form
   1,560,486/3,342,156 = 3,342,156/x
3. Step 3: Cross multiply
   1,560,486x = 3,342,156 × 3,342,156
4. Step 4: Simplify right side
   1,560,486x = 11,170,006,728,336
5. Step 5: Solve for x
   x = 11,170,006,728,336/1,560,486
6. Step 6: Final answer
   x = 7,158,030.72