Finding the Third Proportional to 4,287,413 and 8,927,662

Step by Step Solution

1. Step 1: Write the proportion equation
   4,287,413 : 8,927,662 = 8,927,662 : x
2. Step 2: Convert to fraction form
   4,287,413/8,927,662 = 8,927,662/x
3. Step 3: Cross multiply
   4,287,413x = 8,927,662 × 8,927,662
4. Step 4: Simplify right side
   4,287,413x = 79,703,148,786,244
5. Step 5: Solve for x
   x = 79,703,148,786,244/4,287,413
6. Step 6: Final answer
   x = 18,590,032.91