Finding the Third Proportional to 4,141,872 and 8,898,528

Step by Step Solution

1. Step 1: Write the proportion equation
   4,141,872 : 8,898,528 = 8,898,528 : x
2. Step 2: Convert to fraction form
   4,141,872/8,898,528 = 8,898,528/x
3. Step 3: Cross multiply
   4,141,872x = 8,898,528 × 8,898,528
4. Step 4: Simplify right side
   4,141,872x = 79,183,800,566,784
5. Step 5: Solve for x
   x = 79,183,800,566,784/4,141,872
6. Step 6: Final answer
   x = 19,117,877.27