Finding the Fourth Proportional to 33,041.64, 45,635.31 and 21,761.55

Step by Step Solution

1. Step 1: Write the proportion equation
   33,041.64 : 45,635.31 = 21,761.55 : x
2. Step 2: Convert to fraction form
   33,041.64/45,635.31 = 21,761.55/x
3. Step 3: Cross multiply
   33,041.64x = 45,635.31 × 21,761.55
4. Step 4: Simplify right side
   33,041.64x = 993,095,080.33
5. Step 5: Solve for x
   x = 993,095,080.33/33,041.64
6. Step 6: Final answer
   x = 30,055.87