Finding the Fourth Proportional to 9,819.13, 14,732.58 and 3,579.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,819.13 : 14,732.58 = 3,579.58 : x
2. Step 2: Convert to fraction form
   9,819.13/14,732.58 = 3,579.58/x
3. Step 3: Cross multiply
   9,819.13x = 14,732.58 × 3,579.58
4. Step 4: Simplify right side
   9,819.13x = 52,736,448.72
5. Step 5: Solve for x
   x = 52,736,448.72/9,819.13
6. Step 6: Final answer
   x = 5,370.79