Finding the Third Proportional to 71,645,973 and 155,456,038.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,645,973 : 155,456,038.50 = 155,456,038.50 : x
2. Step 2: Convert to fraction form
   71,645,973/155,456,038.50 = 155,456,038.50/x
3. Step 3: Cross multiply
   71,645,973x = 155,456,038.50 × 155,456,038.50
4. Step 4: Simplify right side
   71,645,973x = 24,166,579,906,113,484
5. Step 5: Solve for x
   x = 24,166,579,906,113,484/71,645,973
6. Step 6: Final answer
   x = 337,305,488.28