Finding the Fourth Proportional to 33,604.98, 46,359.30 and 21,672.12

Step by Step Solution

1. Step 1: Write the proportion equation
   33,604.98 : 46,359.30 = 21,672.12 : x
2. Step 2: Convert to fraction form
   33,604.98/46,359.30 = 21,672.12/x
3. Step 3: Cross multiply
   33,604.98x = 46,359.30 × 21,672.12
4. Step 4: Simplify right side
   33,604.98x = 1,004,704,312.72
5. Step 5: Solve for x
   x = 1,004,704,312.72/33,604.98
6. Step 6: Final answer
   x = 29,897.48