Finding the Fourth Proportional to 5,404.69, 7,457.81 and 3,166.05

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.69 : 7,457.81 = 3,166.05 : x
2. Step 2: Convert to fraction form
   5,404.69/7,457.81 = 3,166.05/x
3. Step 3: Cross multiply
   5,404.69x = 7,457.81 × 3,166.05
4. Step 4: Simplify right side
   5,404.69x = 23,611,783.52
5. Step 5: Solve for x
   x = 23,611,783.52/5,404.69
6. Step 6: Final answer
   x = 4,368.76