Finding the Fourth Proportional to 7,066.26, 10,602.36 and 3,559.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.26 : 10,602.36 = 3,559.50 : x
2. Step 2: Convert to fraction form
   7,066.26/10,602.36 = 3,559.50/x
3. Step 3: Cross multiply
   7,066.26x = 10,602.36 × 3,559.50
4. Step 4: Simplify right side
   7,066.26x = 37,739,100.42
5. Step 5: Solve for x
   x = 37,739,100.42/7,066.26
6. Step 6: Final answer
   x = 5,340.75