Finding the Fourth Proportional to 9,819.38, 14,719.94 and 3,577.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,819.38 : 14,719.94 = 3,577.97 : x
2. Step 2: Convert to fraction form
   9,819.38/14,719.94 = 3,577.97/x
3. Step 3: Cross multiply
   9,819.38x = 14,719.94 × 3,577.97
4. Step 4: Simplify right side
   9,819.38x = 52,667,412.23
5. Step 5: Solve for x
   x = 52,667,412.23/9,819.38
6. Step 6: Final answer
   x = 5,363.62