Finding the Third Proportional to 17,857,770 and 38,759,843

Step by Step Solution

1. Step 1: Write the proportion equation
   17,857,770 : 38,759,843 = 38,759,843 : x
2. Step 2: Convert to fraction form
   17,857,770/38,759,843 = 38,759,843/x
3. Step 3: Cross multiply
   17,857,770x = 38,759,843 × 38,759,843
4. Step 4: Simplify right side
   17,857,770x = 1,502,325,429,384,649
5. Step 5: Solve for x
   x = 1,502,325,429,384,649/17,857,770
6. Step 6: Final answer
   x = 84,127,269.50