Finding the Third Proportional to 39,059,018 and 85,558,660

Step by Step Solution

1. Step 1: Write the proportion equation
   39,059,018 : 85,558,660 = 85,558,660 : x
2. Step 2: Convert to fraction form
   39,059,018/85,558,660 = 85,558,660/x
3. Step 3: Cross multiply
   39,059,018x = 85,558,660 × 85,558,660
4. Step 4: Simplify right side
   39,059,018x = 7,320,284,300,995,600
5. Step 5: Solve for x
   x = 7,320,284,300,995,600/39,059,018
6. Step 6: Final answer
   x = 187,415,984.22