Finding the Third Proportional to 5,911,516 and 12,707,072

Step by Step Solution

1. Step 1: Write the proportion equation
   5,911,516 : 12,707,072 = 12,707,072 : x
2. Step 2: Convert to fraction form
   5,911,516/12,707,072 = 12,707,072/x
3. Step 3: Cross multiply
   5,911,516x = 12,707,072 × 12,707,072
4. Step 4: Simplify right side
   5,911,516x = 161,469,678,813,184
5. Step 5: Solve for x
   x = 161,469,678,813,184/5,911,516
6. Step 6: Final answer
   x = 27,314,428.11