Finding the Fourth Proportional to 5,271.90, 7,908.89 and 1,574.06

Step by Step Solution

1. Step 1: Write the proportion equation
   5,271.90 : 7,908.89 = 1,574.06 : x
2. Step 2: Convert to fraction form
   5,271.90/7,908.89 = 1,574.06/x
3. Step 3: Cross multiply
   5,271.90x = 7,908.89 × 1,574.06
4. Step 4: Simplify right side
   5,271.90x = 12,449,019.98
5. Step 5: Solve for x
   x = 12,449,019.98/5,271.90
6. Step 6: Final answer
   x = 2,361.39