Finding the Fourth Proportional to 7,631.76, 10,530.73 and 4,274.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,631.76 : 10,530.73 = 4,274.72 : x
2. Step 2: Convert to fraction form
   7,631.76/10,530.73 = 4,274.72/x
3. Step 3: Cross multiply
   7,631.76x = 10,530.73 × 4,274.72
4. Step 4: Simplify right side
   7,631.76x = 45,015,922.15
5. Step 5: Solve for x
   x = 45,015,922.15/7,631.76
6. Step 6: Final answer
   x = 5,898.50