Finding the Third Proportional to 1,215,026 and 2,664,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,026 : 2,664,068 = 2,664,068 : x
2. Step 2: Convert to fraction form
   1,215,026/2,664,068 = 2,664,068/x
3. Step 3: Cross multiply
   1,215,026x = 2,664,068 × 2,664,068
4. Step 4: Simplify right side
   1,215,026x = 7,097,258,308,624
5. Step 5: Solve for x
   x = 7,097,258,308,624/1,215,026
6. Step 6: Final answer
   x = 5,841,239.87