Finding the Third Proportional to 15,123,142 and 33,185,612

Step by Step Solution

1. Step 1: Write the proportion equation
   15,123,142 : 33,185,612 = 33,185,612 : x
2. Step 2: Convert to fraction form
   15,123,142/33,185,612 = 33,185,612/x
3. Step 3: Cross multiply
   15,123,142x = 33,185,612 × 33,185,612
4. Step 4: Simplify right side
   15,123,142x = 1,101,284,843,814,544
5. Step 5: Solve for x
   x = 1,101,284,843,814,544/15,123,142
6. Step 6: Final answer
   x = 72,821,166.65