Finding the Third Proportional to 73,340,036 and 155,422,456

Step by Step Solution

1. Step 1: Write the proportion equation
   73,340,036 : 155,422,456 = 155,422,456 : x
2. Step 2: Convert to fraction form
   73,340,036/155,422,456 = 155,422,456/x
3. Step 3: Cross multiply
   73,340,036x = 155,422,456 × 155,422,456
4. Step 4: Simplify right side
   73,340,036x = 24,156,139,829,071,936
5. Step 5: Solve for x
   x = 24,156,139,829,071,936/73,340,036
6. Step 6: Final answer
   x = 329,371,802.18