Finding the Third Proportional to 71,646,009 and 155,456,112

Step by Step Solution

1. Step 1: Write the proportion equation
   71,646,009 : 155,456,112 = 155,456,112 : x
2. Step 2: Convert to fraction form
   71,646,009/155,456,112 = 155,456,112/x
3. Step 3: Cross multiply
   71,646,009x = 155,456,112 × 155,456,112
4. Step 4: Simplify right side
   71,646,009x = 24,166,602,758,156,544
5. Step 5: Solve for x
   x = 24,166,602,758,156,544/71,646,009
6. Step 6: Final answer
   x = 337,305,637.75