Finding the Fourth Proportional to 21,004,247.98, 31,488,401.33 and 8,059,688.01

Step by Step Solution

1. Step 1: Write the proportion equation
   21,004,247.98 : 31,488,401.33 = 8,059,688.01 : x
2. Step 2: Convert to fraction form
   21,004,247.98/31,488,401.33 = 8,059,688.01/x
3. Step 3: Cross multiply
   21,004,247.98x = 31,488,401.33 × 8,059,688.01
4. Step 4: Simplify right side
   21,004,247.98x = 253,786,690,653,469.03
5. Step 5: Solve for x
   x = 253,786,690,653,469.03/21,004,247.98
6. Step 6: Final answer
   x = 12,082,636.37