Finding the Third Proportional to 109,269,854,052 and 243,664,388,388

Step by Step Solution

1. Step 1: Write the proportion equation
   109,269,854,052 : 243,664,388,388 = 243,664,388,388 : x
2. Step 2: Convert to fraction form
   109,269,854,052/243,664,388,388 = 243,664,388,388/x
3. Step 3: Cross multiply
   109,269,854,052x = 243,664,388,388 × 243,664,388,388
4. Step 4: Simplify right side
   109,269,854,052x = 59,372,334,168,498,107,318,272
5. Step 5: Solve for x
   x = 59,372,334,168,498,107,318,272/109,269,854,052
6. Step 6: Final answer
   x = 543,355,115,494.56