Finding the Third Proportional to 40,138,952 and 85,456,144

Step by Step Solution

1. Step 1: Write the proportion equation
   40,138,952 : 85,456,144 = 85,456,144 : x
2. Step 2: Convert to fraction form
   40,138,952/85,456,144 = 85,456,144/x
3. Step 3: Cross multiply
   40,138,952x = 85,456,144 × 85,456,144
4. Step 4: Simplify right side
   40,138,952x = 7,302,752,547,348,736
5. Step 5: Solve for x
   x = 7,302,752,547,348,736/40,138,952
6. Step 6: Final answer
   x = 181,936,801.62