Finding the Fourth Proportional to 9,256.50, 12,773.97 and 5,064.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,256.50 : 12,773.97 = 5,064.75 : x
2. Step 2: Convert to fraction form
   9,256.50/12,773.97 = 5,064.75/x
3. Step 3: Cross multiply
   9,256.50x = 12,773.97 × 5,064.75
4. Step 4: Simplify right side
   9,256.50x = 64,696,964.56
5. Step 5: Solve for x
   x = 64,696,964.56/9,256.50
6. Step 6: Final answer
   x = 6,989.36