Finding the Fourth Proportional to 21,160,561,134.00, 29,201,579,131.43 and 11,645,112,883.42

Step by Step Solution

1. Step 1: Write the proportion equation
   21,160,561,134.00 : 29,201,579,131.43 = 11,645,112,883.42 : x
2. Step 2: Convert to fraction form
   21,160,561,134.00/29,201,579,131.43 = 11,645,112,883.42/x
3. Step 3: Cross multiply
   21,160,561,134.00x = 29,201,579,131.43 × 11,645,112,883.42
4. Step 4: Simplify right side
   21,160,561,134.00x = 340,055,685,359,419,916,288
5. Step 5: Solve for x
   x = 340,055,685,359,419,916,288/21,160,561,134.00
6. Step 6: Final answer
   x = 16,070,258,402.23