Finding the Fourth Proportional to 33,065.50, 49,598.52 and 12,289

Step by Step Solution

1. Step 1: Write the proportion equation
   33,065.50 : 49,598.52 = 12,289 : x
2. Step 2: Convert to fraction form
   33,065.50/49,598.52 = 12,289/x
3. Step 3: Cross multiply
   33,065.50x = 49,598.52 × 12,289
4. Step 4: Simplify right side
   33,065.50x = 609,516,212.28
5. Step 5: Solve for x
   x = 609,516,212.28/33,065.50
6. Step 6: Final answer
   x = 18,433.60