Finding the Third Proportional to 4,031,142 and 8,770,832

Step by Step Solution

1. Step 1: Write the proportion equation
   4,031,142 : 8,770,832 = 8,770,832 : x
2. Step 2: Convert to fraction form
   4,031,142/8,770,832 = 8,770,832/x
3. Step 3: Cross multiply
   4,031,142x = 8,770,832 × 8,770,832
4. Step 4: Simplify right side
   4,031,142x = 76,927,493,972,224
5. Step 5: Solve for x
   x = 76,927,493,972,224/4,031,142
6. Step 6: Final answer
   x = 19,083,300.46