Finding the Fourth Proportional to 10,935.91, 16,405.38 and 3,537.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,935.91 : 16,405.38 = 3,537.98 : x
2. Step 2: Convert to fraction form
   10,935.91/16,405.38 = 3,537.98/x
3. Step 3: Cross multiply
   10,935.91x = 16,405.38 × 3,537.98
4. Step 4: Simplify right side
   10,935.91x = 58,041,806.62
5. Step 5: Solve for x
   x = 58,041,806.62/10,935.91
6. Step 6: Final answer
   x = 5,307.45