Finding the Fourth Proportional to 9,077.76, 12,521.87 and 5,714.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,077.76 : 12,521.87 = 5,714.73 : x
2. Step 2: Convert to fraction form
   9,077.76/12,521.87 = 5,714.73/x
3. Step 3: Cross multiply
   9,077.76x = 12,521.87 × 5,714.73
4. Step 4: Simplify right side
   9,077.76x = 71,559,077.57
5. Step 5: Solve for x
   x = 71,559,077.57/9,077.76
6. Step 6: Final answer
   x = 7,882.90