Finding the Fourth Proportional to 32,932.56, 45,434.53 and 21,608.31

Step by Step Solution

1. Step 1: Write the proportion equation
   32,932.56 : 45,434.53 = 21,608.31 : x
2. Step 2: Convert to fraction form
   32,932.56/45,434.53 = 21,608.31/x
3. Step 3: Cross multiply
   32,932.56x = 45,434.53 × 21,608.31
4. Step 4: Simplify right side
   32,932.56x = 981,763,408.94
5. Step 5: Solve for x
   x = 981,763,408.94/32,932.56
6. Step 6: Final answer
   x = 29,811.33