Finding the Third Proportional to 4,115,624 and 8,863,370

Step by Step Solution

1. Step 1: Write the proportion equation
   4,115,624 : 8,863,370 = 8,863,370 : x
2. Step 2: Convert to fraction form
   4,115,624/8,863,370 = 8,863,370/x
3. Step 3: Cross multiply
   4,115,624x = 8,863,370 × 8,863,370
4. Step 4: Simplify right side
   4,115,624x = 78,559,327,756,900
5. Step 5: Solve for x
   x = 78,559,327,756,900/4,115,624
6. Step 6: Final answer
   x = 19,088,072.13