Finding the Third Proportional to 2,992,600 and 4,643,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,992,600 : 4,643,280 = 4,643,280 : x
2. Step 2: Convert to fraction form
   2,992,600/4,643,280 = 4,643,280/x
3. Step 3: Cross multiply
   2,992,600x = 4,643,280 × 4,643,280
4. Step 4: Simplify right side
   2,992,600x = 21,560,049,158,400
5. Step 5: Solve for x
   x = 21,560,049,158,400/2,992,600
6. Step 6: Final answer
   x = 7,204,454.04