Finding the Third Proportional to 2,430,263 and 5,318,230

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,263 : 5,318,230 = 5,318,230 : x
2. Step 2: Convert to fraction form
   2,430,263/5,318,230 = 5,318,230/x
3. Step 3: Cross multiply
   2,430,263x = 5,318,230 × 5,318,230
4. Step 4: Simplify right side
   2,430,263x = 28,283,570,332,900
5. Step 5: Solve for x
   x = 28,283,570,332,900/2,430,263
6. Step 6: Final answer
   x = 11,638,069.76