Finding the Fourth Proportional to 33,150, 45,747.72 and 18,246

Step by Step Solution

1. Step 1: Write the proportion equation
   33,150 : 45,747.72 = 18,246 : x
2. Step 2: Convert to fraction form
   33,150/45,747.72 = 18,246/x
3. Step 3: Cross multiply
   33,150x = 45,747.72 × 18,246
4. Step 4: Simplify right side
   33,150x = 834,712,899.12
5. Step 5: Solve for x
   x = 834,712,899.12/33,150
6. Step 6: Final answer
   x = 25,179.88