Finding the Third Proportional to 4,029,048 and 8,654,436

Step by Step Solution

1. Step 1: Write the proportion equation
   4,029,048 : 8,654,436 = 8,654,436 : x
2. Step 2: Convert to fraction form
   4,029,048/8,654,436 = 8,654,436/x
3. Step 3: Cross multiply
   4,029,048x = 8,654,436 × 8,654,436
4. Step 4: Simplify right side
   4,029,048x = 74,899,262,478,096
5. Step 5: Solve for x
   x = 74,899,262,478,096/4,029,048
6. Step 6: Final answer
   x = 18,589,816.37