Finding the Fourth Proportional to 33,428.84, 46,105.22 and 28,409.67

Step by Step Solution

1. Step 1: Write the proportion equation
   33,428.84 : 46,105.22 = 28,409.67 : x
2. Step 2: Convert to fraction form
   33,428.84/46,105.22 = 28,409.67/x
3. Step 3: Cross multiply
   33,428.84x = 46,105.22 × 28,409.67
4. Step 4: Simplify right side
   33,428.84x = 1,309,834,085.48
5. Step 5: Solve for x
   x = 1,309,834,085.48/33,428.84
6. Step 6: Final answer
   x = 39,182.76