Finding the Fourth Proportional to 10,900.20, 16,340.58 and 5,063.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.20 : 16,340.58 = 5,063.88 : x
2. Step 2: Convert to fraction form
   10,900.20/16,340.58 = 5,063.88/x
3. Step 3: Cross multiply
   10,900.20x = 16,340.58 × 5,063.88
4. Step 4: Simplify right side
   10,900.20x = 82,746,736.25
5. Step 5: Solve for x
   x = 82,746,736.25/10,900.20
6. Step 6: Final answer
   x = 7,591.30