Finding the Fourth Proportional to 22,085.46, 30,477.64 and 12,013.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,085.46 : 30,477.64 = 12,013.69 : x
2. Step 2: Convert to fraction form
   22,085.46/30,477.64 = 12,013.69/x
3. Step 3: Cross multiply
   22,085.46x = 30,477.64 × 12,013.69
4. Step 4: Simplify right side
   22,085.46x = 366,148,706.43
5. Step 5: Solve for x
   x = 366,148,706.43/22,085.46
6. Step 6: Final answer
   x = 16,578.72