Finding the Third Proportional to 4,050,367 and 8,643,109

Step by Step Solution

1. Step 1: Write the proportion equation
   4,050,367 : 8,643,109 = 8,643,109 : x
2. Step 2: Convert to fraction form
   4,050,367/8,643,109 = 8,643,109/x
3. Step 3: Cross multiply
   4,050,367x = 8,643,109 × 8,643,109
4. Step 4: Simplify right side
   4,050,367x = 74,703,333,185,881
5. Step 5: Solve for x
   x = 74,703,333,185,881/4,050,367
6. Step 6: Final answer
   x = 18,443,596.14