Finding the Fourth Proportional to 33,513.18, 46,248.71 and 18,406.46

Step by Step Solution

1. Step 1: Write the proportion equation
   33,513.18 : 46,248.71 = 18,406.46 : x
2. Step 2: Convert to fraction form
   33,513.18/46,248.71 = 18,406.46/x
3. Step 3: Cross multiply
   33,513.18x = 46,248.71 × 18,406.46
4. Step 4: Simplify right side
   33,513.18x = 851,275,030.67
5. Step 5: Solve for x
   x = 851,275,030.67/33,513.18
6. Step 6: Final answer
   x = 25,401.20