Finding the Fourth Proportional to 5,271.93, 7,906.82 and 1,762.20

Step by Step Solution

1. Step 1: Write the proportion equation
   5,271.93 : 7,906.82 = 1,762.20 : x
2. Step 2: Convert to fraction form
   5,271.93/7,906.82 = 1,762.20/x
3. Step 3: Cross multiply
   5,271.93x = 7,906.82 × 1,762.20
4. Step 4: Simplify right side
   5,271.93x = 13,933,389.39
5. Step 5: Solve for x
   x = 13,933,389.39/5,271.93
6. Step 6: Final answer
   x = 2,642.94