Finding the Third Proportional to 2,578,306 and 5,368,332

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578,306 : 5,368,332 = 5,368,332 : x
2. Step 2: Convert to fraction form
   2,578,306/5,368,332 = 5,368,332/x
3. Step 3: Cross multiply
   2,578,306x = 5,368,332 × 5,368,332
4. Step 4: Simplify right side
   2,578,306x = 28,818,988,462,224
5. Step 5: Solve for x
   x = 28,818,988,462,224/2,578,306
6. Step 6: Final answer
   x = 11,177,489.59