Finding the Third Proportional to 6,857,502 and 9,340,238

Step by Step Solution

1. Step 1: Write the proportion equation
   6,857,502 : 9,340,238 = 9,340,238 : x
2. Step 2: Convert to fraction form
   6,857,502/9,340,238 = 9,340,238/x
3. Step 3: Cross multiply
   6,857,502x = 9,340,238 × 9,340,238
4. Step 4: Simplify right side
   6,857,502x = 87,240,045,896,644
5. Step 5: Solve for x
   x = 87,240,045,896,644/6,857,502
6. Step 6: Final answer
   x = 12,721,840.39