Finding the Fourth Proportional to 5,429.59, 7,492.77 and 3,071.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.59 : 7,492.77 = 3,071.59 : x
2. Step 2: Convert to fraction form
   5,429.59/7,492.77 = 3,071.59/x
3. Step 3: Cross multiply
   5,429.59x = 7,492.77 × 3,071.59
4. Step 4: Simplify right side
   5,429.59x = 23,014,698.67
5. Step 5: Solve for x
   x = 23,014,698.67/5,429.59
6. Step 6: Final answer
   x = 4,238.76