Finding the Third Proportional to 2,564,160 and 5,471,472

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564,160 : 5,471,472 = 5,471,472 : x
2. Step 2: Convert to fraction form
   2,564,160/5,471,472 = 5,471,472/x
3. Step 3: Cross multiply
   2,564,160x = 5,471,472 × 5,471,472
4. Step 4: Simplify right side
   2,564,160x = 29,937,005,846,784
5. Step 5: Solve for x
   x = 29,937,005,846,784/2,564,160
6. Step 6: Final answer
   x = 11,675,170.76