Finding the Fourth Proportional to 33,229.12, 45,830.27 and 21,293.57

Step by Step Solution

1. Step 1: Write the proportion equation
   33,229.12 : 45,830.27 = 21,293.57 : x
2. Step 2: Convert to fraction form
   33,229.12/45,830.27 = 21,293.57/x
3. Step 3: Cross multiply
   33,229.12x = 45,830.27 × 21,293.57
4. Step 4: Simplify right side
   33,229.12x = 975,890,165.72
5. Step 5: Solve for x
   x = 975,890,165.72/33,229.12
6. Step 6: Final answer
   x = 29,368.52