Finding the Fourth Proportional to 31,682,049, 43,716,233.61 and 18,453,403.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,682,049 : 43,716,233.61 = 18,453,403.05 : x
2. Step 2: Convert to fraction form
   31,682,049/43,716,233.61 = 18,453,403.05/x
3. Step 3: Cross multiply
   31,682,049x = 43,716,233.61 × 18,453,403.05
4. Step 4: Simplify right side
   31,682,049x = 806,713,278,633,286.50
5. Step 5: Solve for x
   x = 806,713,278,633,286.50/31,682,049
6. Step 6: Final answer
   x = 25,462,787.42