Finding the Third Proportional to 6,897,788 and 10,442,109

Step by Step Solution

1. Step 1: Write the proportion equation
   6,897,788 : 10,442,109 = 10,442,109 : x
2. Step 2: Convert to fraction form
   6,897,788/10,442,109 = 10,442,109/x
3. Step 3: Cross multiply
   6,897,788x = 10,442,109 × 10,442,109
4. Step 4: Simplify right side
   6,897,788x = 109,037,640,367,881
5. Step 5: Solve for x
   x = 109,037,640,367,881/6,897,788
6. Step 6: Final answer
   x = 15,807,624.18