Finding the Fourth Proportional to 5,561.82, 8,334.09 and 3,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.82 : 8,334.09 = 3,505.50 : x
2. Step 2: Convert to fraction form
   5,561.82/8,334.09 = 3,505.50/x
3. Step 3: Cross multiply
   5,561.82x = 8,334.09 × 3,505.50
4. Step 4: Simplify right side
   5,561.82x = 29,215,152.50
5. Step 5: Solve for x
   x = 29,215,152.50/5,561.82
6. Step 6: Final answer
   x = 5,252.80