Finding the Third Proportional to 2,912,605 and 4,368,908

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,605 : 4,368,908 = 4,368,908 : x
2. Step 2: Convert to fraction form
   2,912,605/4,368,908 = 4,368,908/x
3. Step 3: Cross multiply
   2,912,605x = 4,368,908 × 4,368,908
4. Step 4: Simplify right side
   2,912,605x = 19,087,357,112,464
5. Step 5: Solve for x
   x = 19,087,357,112,464/2,912,605
6. Step 6: Final answer
   x = 6,553,362.75