Finding the Fourth Proportional to 7,066.12, 10,599.41 and 3,554.21

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.12 : 10,599.41 = 3,554.21 : x
2. Step 2: Convert to fraction form
   7,066.12/10,599.41 = 3,554.21/x
3. Step 3: Cross multiply
   7,066.12x = 10,599.41 × 3,554.21
4. Step 4: Simplify right side
   7,066.12x = 37,672,524.53
5. Step 5: Solve for x
   x = 37,672,524.53/7,066.12
6. Step 6: Final answer
   x = 5,331.43