Finding the Fourth Proportional to 10,895.40, 16,339.50 and 3,498.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,895.40 : 16,339.50 = 3,498.08 : x
2. Step 2: Convert to fraction form
   10,895.40/16,339.50 = 3,498.08/x
3. Step 3: Cross multiply
   10,895.40x = 16,339.50 × 3,498.08
4. Step 4: Simplify right side
   10,895.40x = 57,156,796.46
5. Step 5: Solve for x
   x = 57,156,796.46/10,895.40
6. Step 6: Final answer
   x = 5,245.96