Finding the Fourth Proportional to 5,820.91, 8,031.61 and 3,462.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,820.91 : 8,031.61 = 3,462.59 : x
2. Step 2: Convert to fraction form
   5,820.91/8,031.61 = 3,462.59/x
3. Step 3: Cross multiply
   5,820.91x = 8,031.61 × 3,462.59
4. Step 4: Simplify right side
   5,820.91x = 27,810,172.47
5. Step 5: Solve for x
   x = 27,810,172.47/5,820.91
6. Step 6: Final answer
   x = 4,777.63