Finding the Third Proportional to 42,570,603 and 65,770,866

Step by Step Solution

1. Step 1: Write the proportion equation
   42,570,603 : 65,770,866 = 65,770,866 : x
2. Step 2: Convert to fraction form
   42,570,603/65,770,866 = 65,770,866/x
3. Step 3: Cross multiply
   42,570,603x = 65,770,866 × 65,770,866
4. Step 4: Simplify right side
   42,570,603x = 4,325,806,814,389,956
5. Step 5: Solve for x
   x = 4,325,806,814,389,956/42,570,603
6. Step 6: Final answer
   x = 101,614,882.33