Finding the Fourth Proportional to 33,417.56, 46,116.24 and 19,989.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,417.56 : 46,116.24 = 19,989.38 : x
2. Step 2: Convert to fraction form
   33,417.56/46,116.24 = 19,989.38/x
3. Step 3: Cross multiply
   33,417.56x = 46,116.24 × 19,989.38
4. Step 4: Simplify right side
   33,417.56x = 921,835,085.86
5. Step 5: Solve for x
   x = 921,835,085.86/33,417.56
6. Step 6: Final answer
   x = 27,585.35