Finding the Fourth Proportional to 16,533.84, 22,815.72 and 9,819.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,533.84 : 22,815.72 = 9,819.12 : x
2. Step 2: Convert to fraction form
   16,533.84/22,815.72 = 9,819.12/x
3. Step 3: Cross multiply
   16,533.84x = 22,815.72 × 9,819.12
4. Step 4: Simplify right side
   16,533.84x = 224,030,292.57
5. Step 5: Solve for x
   x = 224,030,292.57/16,533.84
6. Step 6: Final answer
   x = 13,549.80