Finding the Fourth Proportional to 5,095.76, 7,662.12 and 4,689.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,095.76 : 7,662.12 = 4,689.72 : x
2. Step 2: Convert to fraction form
   5,095.76/7,662.12 = 4,689.72/x
3. Step 3: Cross multiply
   5,095.76x = 7,662.12 × 4,689.72
4. Step 4: Simplify right side
   5,095.76x = 35,933,197.41
5. Step 5: Solve for x
   x = 35,933,197.41/5,095.76
6. Step 6: Final answer
   x = 7,051.59