Finding the Third Proportional to 71,645,959.50 and 155,456,013

Step by Step Solution

1. Step 1: Write the proportion equation
   71,645,959.50 : 155,456,013 = 155,456,013 : x
2. Step 2: Convert to fraction form
   71,645,959.50/155,456,013 = 155,456,013/x
3. Step 3: Cross multiply
   71,645,959.50x = 155,456,013 × 155,456,013
4. Step 4: Simplify right side
   71,645,959.50x = 24,166,571,977,856,168
5. Step 5: Solve for x
   x = 24,166,571,977,856,168/71,645,959.50
6. Step 6: Final answer
   x = 337,305,441.18