Finding the Fourth Proportional to 9,882.77, 14,819.00 and 3,640.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,882.77 : 14,819.00 = 3,640.59 : x
2. Step 2: Convert to fraction form
   9,882.77/14,819.00 = 3,640.59/x
3. Step 3: Cross multiply
   9,882.77x = 14,819.00 × 3,640.59
4. Step 4: Simplify right side
   9,882.77x = 53,949,885.01
5. Step 5: Solve for x
   x = 53,949,885.01/9,882.77
6. Step 6: Final answer
   x = 5,458.99