Finding the Third Proportional to 2,992,620 and 4,643,316

Step by Step Solution

1. Step 1: Write the proportion equation
   2,992,620 : 4,643,316 = 4,643,316 : x
2. Step 2: Convert to fraction form
   2,992,620/4,643,316 = 4,643,316/x
3. Step 3: Cross multiply
   2,992,620x = 4,643,316 × 4,643,316
4. Step 4: Simplify right side
   2,992,620x = 21,560,383,475,856
5. Step 5: Solve for x
   x = 21,560,383,475,856/2,992,620
6. Step 6: Final answer
   x = 7,204,517.61