Finding the Fourth Proportional to 9,256.18, 12,773.64 and 5,064.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,256.18 : 12,773.64 = 5,064.43 : x
2. Step 2: Convert to fraction form
   9,256.18/12,773.64 = 5,064.43/x
3. Step 3: Cross multiply
   9,256.18x = 12,773.64 × 5,064.43
4. Step 4: Simplify right side
   9,256.18x = 64,691,205.63
5. Step 5: Solve for x
   x = 64,691,205.63/9,256.18
6. Step 6: Final answer
   x = 6,988.97