Finding the Third Proportional to 3,090,982 and 4,728,260

Step by Step Solution

1. Step 1: Write the proportion equation
   3,090,982 : 4,728,260 = 4,728,260 : x
2. Step 2: Convert to fraction form
   3,090,982/4,728,260 = 4,728,260/x
3. Step 3: Cross multiply
   3,090,982x = 4,728,260 × 4,728,260
4. Step 4: Simplify right side
   3,090,982x = 22,356,442,627,600
5. Step 5: Solve for x
   x = 22,356,442,627,600/3,090,982
6. Step 6: Final answer
   x = 7,232,796.12