Finding the Fourth Proportional to 10,957.41, 16,434.56 and 3,561.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,957.41 : 16,434.56 = 3,561.98 : x
2. Step 2: Convert to fraction form
   10,957.41/16,434.56 = 3,561.98/x
3. Step 3: Cross multiply
   10,957.41x = 16,434.56 × 3,561.98
4. Step 4: Simplify right side
   10,957.41x = 58,539,500.76
5. Step 5: Solve for x
   x = 58,539,500.76/10,957.41
6. Step 6: Final answer
   x = 5,342.46