Finding the Third Proportional to 2,430,293 and 5,318,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,293 : 5,318,272 = 5,318,272 : x
2. Step 2: Convert to fraction form
   2,430,293/5,318,272 = 5,318,272/x
3. Step 3: Cross multiply
   2,430,293x = 5,318,272 × 5,318,272
4. Step 4: Simplify right side
   2,430,293x = 28,284,017,065,984
5. Step 5: Solve for x
   x = 28,284,017,065,984/2,430,293
6. Step 6: Final answer
   x = 11,638,109.92