Finding the Third Proportional to 2,160,320 and 4,727,472

Step by Step Solution

1. Step 1: Write the proportion equation
   2,160,320 : 4,727,472 = 4,727,472 : x
2. Step 2: Convert to fraction form
   2,160,320/4,727,472 = 4,727,472/x
3. Step 3: Cross multiply
   2,160,320x = 4,727,472 × 4,727,472
4. Step 4: Simplify right side
   2,160,320x = 22,348,991,510,784
5. Step 5: Solve for x
   x = 22,348,991,510,784/2,160,320
6. Step 6: Final answer
   x = 10,345,222.70