Finding the Fourth Proportional to 12,191,902,327.12, 18,288,552,362.82 and 3,227,858,661.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,191,902,327.12 : 18,288,552,362.82 = 3,227,858,661.76 : x
2. Step 2: Convert to fraction form
   12,191,902,327.12/18,288,552,362.82 = 3,227,858,661.76/x
3. Step 3: Cross multiply
   12,191,902,327.12x = 18,288,552,362.82 × 3,227,858,661.76
4. Step 4: Simplify right side
   12,191,902,327.12x = 59,032,862,155,379,851,264
5. Step 5: Solve for x
   x = 59,032,862,155,379,851,264/12,191,902,327.12
6. Step 6: Final answer
   x = 4,841,973,022.05