Finding the Fourth Proportional to 21,004,313.39, 31,488,499.43 and 8,059,753.58

Step by Step Solution

1. Step 1: Write the proportion equation
   21,004,313.39 : 31,488,499.43 = 8,059,753.58 : x
2. Step 2: Convert to fraction form
   21,004,313.39/31,488,499.43 = 8,059,753.58/x
3. Step 3: Cross multiply
   21,004,313.39x = 31,488,499.43 × 8,059,753.58
4. Step 4: Simplify right side
   21,004,313.39x = 253,789,545,969,471.69
5. Step 5: Solve for x
   x = 253,789,545,969,471.69/21,004,313.39
6. Step 6: Final answer
   x = 12,082,734.69