Finding the Fourth Proportional to 33,005.61, 45,572.69 and 20,276.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33,005.61 : 45,572.69 = 20,276.24 : x
2. Step 2: Convert to fraction form
   33,005.61/45,572.69 = 20,276.24/x
3. Step 3: Cross multiply
   33,005.61x = 45,572.69 × 20,276.24
4. Step 4: Simplify right side
   33,005.61x = 924,042,793.61
5. Step 5: Solve for x
   x = 924,042,793.61/33,005.61
6. Step 6: Final answer
   x = 27,996.53