Finding the Third Proportional to 2,390,826 and 5,159,472

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390,826 : 5,159,472 = 5,159,472 : x
2. Step 2: Convert to fraction form
   2,390,826/5,159,472 = 5,159,472/x
3. Step 3: Cross multiply
   2,390,826x = 5,159,472 × 5,159,472
4. Step 4: Simplify right side
   2,390,826x = 26,620,151,318,784
5. Step 5: Solve for x
   x = 26,620,151,318,784/2,390,826
6. Step 6: Final answer
   x = 11,134,290.54