Finding the Third Proportional to 5,326,610 and 8,238,507

Step by Step Solution

1. Step 1: Write the proportion equation
   5,326,610 : 8,238,507 = 8,238,507 : x
2. Step 2: Convert to fraction form
   5,326,610/8,238,507 = 8,238,507/x
3. Step 3: Cross multiply
   5,326,610x = 8,238,507 × 8,238,507
4. Step 4: Simplify right side
   5,326,610x = 67,872,997,589,049
5. Step 5: Solve for x
   x = 67,872,997,589,049/5,326,610
6. Step 6: Final answer
   x = 12,742,250.25