Finding the Third Proportional to 71,646,004.50 and 155,456,103

Step by Step Solution

1. Step 1: Write the proportion equation
   71,646,004.50 : 155,456,103 = 155,456,103 : x
2. Step 2: Convert to fraction form
   71,646,004.50/155,456,103 = 155,456,103/x
3. Step 3: Cross multiply
   71,646,004.50x = 155,456,103 × 155,456,103
4. Step 4: Simplify right side
   71,646,004.50x = 24,166,599,959,946,608
5. Step 5: Solve for x
   x = 24,166,599,959,946,608/71,646,004.50
6. Step 6: Final answer
   x = 337,305,619.88