Finding the Third Proportional to 1,455,005 and 3,142,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,455,005 : 3,142,318 = 3,142,318 : x
2. Step 2: Convert to fraction form
   1,455,005/3,142,318 = 3,142,318/x
3. Step 3: Cross multiply
   1,455,005x = 3,142,318 × 3,142,318
4. Step 4: Simplify right side
   1,455,005x = 9,874,162,413,124
5. Step 5: Solve for x
   x = 9,874,162,413,124/1,455,005
6. Step 6: Final answer
   x = 6,786,342.60