Finding the Third Proportional to 71,645,964 and 155,456,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,645,964 : 155,456,020.50 = 155,456,020.50 : x
2. Step 2: Convert to fraction form
   71,645,964/155,456,020.50 = 155,456,020.50/x
3. Step 3: Cross multiply
   71,645,964x = 155,456,020.50 × 155,456,020.50
4. Step 4: Simplify right side
   71,645,964x = 24,166,574,309,696,420
5. Step 5: Solve for x
   x = 24,166,574,309,696,420/71,645,964
6. Step 6: Final answer
   x = 337,305,452.54