Finding the Fourth Proportional to 9,256.32, 12,774.51 and 5,276.34

Step by Step Solution

1. Step 1: Write the proportion equation
   9,256.32 : 12,774.51 = 5,276.34 : x
2. Step 2: Convert to fraction form
   9,256.32/12,774.51 = 5,276.34/x
3. Step 3: Cross multiply
   9,256.32x = 12,774.51 × 5,276.34
4. Step 4: Simplify right side
   9,256.32x = 67,402,658.09
5. Step 5: Solve for x
   x = 67,402,658.09/9,256.32
6. Step 6: Final answer
   x = 7,281.80