Finding the Fourth Proportional to 21,056,944,050.06, 29,061,701,597.67 and 13,332,733,196.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,056,944,050.06 : 29,061,701,597.67 = 13,332,733,196.76 : x
2. Step 2: Convert to fraction form
   21,056,944,050.06/29,061,701,597.67 = 13,332,733,196.76/x
3. Step 3: Cross multiply
   21,056,944,050.06x = 29,061,701,597.67 × 13,332,733,196.76
4. Step 4: Simplify right side
   21,056,944,050.06x = 387,471,913,645,587,890,176
5. Step 5: Solve for x
   x = 387,471,913,645,587,890,176/21,056,944,050.06
6. Step 6: Final answer
   x = 18,401,146,563.55