Finding the Fourth Proportional to 22,052.34, 30,433.59 and 12,620.70

Step by Step Solution

1. Step 1: Write the proportion equation
   22,052.34 : 30,433.59 = 12,620.70 : x
2. Step 2: Convert to fraction form
   22,052.34/30,433.59 = 12,620.70/x
3. Step 3: Cross multiply
   22,052.34x = 30,433.59 × 12,620.70
4. Step 4: Simplify right side
   22,052.34x = 384,093,209.31
5. Step 5: Solve for x
   x = 384,093,209.31/22,052.34
6. Step 6: Final answer
   x = 17,417.34