Finding the Third Proportional to 5,911,366 and 12,706,784

Step by Step Solution

1. Step 1: Write the proportion equation
   5,911,366 : 12,706,784 = 12,706,784 : x
2. Step 2: Convert to fraction form
   5,911,366/12,706,784 = 12,706,784/x
3. Step 3: Cross multiply
   5,911,366x = 12,706,784 × 12,706,784
4. Step 4: Simplify right side
   5,911,366x = 161,462,359,622,656
5. Step 5: Solve for x
   x = 161,462,359,622,656/5,911,366
6. Step 6: Final answer
   x = 27,313,883.06