Finding the Third Proportional to 42,508,721 and 88,042,063

Step by Step Solution

1. Step 1: Write the proportion equation
   42,508,721 : 88,042,063 = 88,042,063 : x
2. Step 2: Convert to fraction form
   42,508,721/88,042,063 = 88,042,063/x
3. Step 3: Cross multiply
   42,508,721x = 88,042,063 × 88,042,063
4. Step 4: Simplify right side
   42,508,721x = 7,751,404,857,295,969
5. Step 5: Solve for x
   x = 7,751,404,857,295,969/42,508,721
6. Step 6: Final answer
   x = 182,348,578.71