Finding the Fourth Proportional to 32,945.47, 45,433.60 and 21,624.77

Step by Step Solution

1. Step 1: Write the proportion equation
   32,945.47 : 45,433.60 = 21,624.77 : x
2. Step 2: Convert to fraction form
   32,945.47/45,433.60 = 21,624.77/x
3. Step 3: Cross multiply
   32,945.47x = 45,433.60 × 21,624.77
4. Step 4: Simplify right side
   32,945.47x = 982,491,150.27
5. Step 5: Solve for x
   x = 982,491,150.27/32,945.47
6. Step 6: Final answer
   x = 29,821.74