Finding the Fourth Proportional to 33,323.24, 45,981.60 and 21,402.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,323.24 : 45,981.60 = 21,402.72 : x
2. Step 2: Convert to fraction form
   33,323.24/45,981.60 = 21,402.72/x
3. Step 3: Cross multiply
   33,323.24x = 45,981.60 × 21,402.72
4. Step 4: Simplify right side
   33,323.24x = 984,131,309.95
5. Step 5: Solve for x
   x = 984,131,309.95/33,323.24
6. Step 6: Final answer
   x = 29,532.88