Finding the Third Proportional to 9,997,361,473.50 and 21,499,291,467

Step by Step Solution

1. Step 1: Write the proportion equation
   9,997,361,473.50 : 21,499,291,467 = 21,499,291,467 : x
2. Step 2: Convert to fraction form
   9,997,361,473.50/21,499,291,467 = 21,499,291,467/x
3. Step 3: Cross multiply
   9,997,361,473.50x = 21,499,291,467 × 21,499,291,467
4. Step 4: Simplify right side
   9,997,361,473.50x = 462,219,533,583,019,016,192
5. Step 5: Solve for x
   x = 462,219,533,583,019,016,192/9,997,361,473.50
6. Step 6: Final answer
   x = 46,234,152,361.92