Finding the Third Proportional to 99,434,737,794 and 213,052,572,996

Step by Step Solution

1. Step 1: Write the proportion equation
   99,434,737,794 : 213,052,572,996 = 213,052,572,996 : x
2. Step 2: Convert to fraction form
   99,434,737,794/213,052,572,996 = 213,052,572,996/x
3. Step 3: Cross multiply
   99,434,737,794x = 213,052,572,996 × 213,052,572,996
4. Step 4: Simplify right side
   99,434,737,794x = 45,391,398,860,215,906,467,840
5. Step 5: Solve for x
   x = 45,391,398,860,215,906,467,840/99,434,737,794
6. Step 6: Final answer
   x = 456,494,378,798.02