Finding the Fourth Proportional to 7,074.69, 10,602.81 and 3,954.57

Step by Step Solution

1. Step 1: Write the proportion equation
   7,074.69 : 10,602.81 = 3,954.57 : x
2. Step 2: Convert to fraction form
   7,074.69/10,602.81 = 3,954.57/x
3. Step 3: Cross multiply
   7,074.69x = 10,602.81 × 3,954.57
4. Step 4: Simplify right side
   7,074.69x = 41,929,554.34
5. Step 5: Solve for x
   x = 41,929,554.34/7,074.69
6. Step 6: Final answer
   x = 5,926.70