Finding the Fourth Proportional to 16,078,864,962.88, 22,189,445,839.52 and 8,942,794,789.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,078,864,962.88 : 22,189,445,839.52 = 8,942,794,789.12 : x
2. Step 2: Convert to fraction form
   16,078,864,962.88/22,189,445,839.52 = 8,942,794,789.12/x
3. Step 3: Cross multiply
   16,078,864,962.88x = 22,189,445,839.52 × 8,942,794,789.12
4. Step 4: Simplify right side
   16,078,864,962.88x = 198,435,660,627,119,931,392
5. Step 5: Solve for x
   x = 198,435,660,627,119,931,392/16,078,864,962.88
6. Step 6: Final answer
   x = 12,341,397,299.20