Finding the Fourth Proportional to 9,236.52, 12,746.46 and 5,257.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,236.52 : 12,746.46 = 5,257.93 : x
2. Step 2: Convert to fraction form
   9,236.52/12,746.46 = 5,257.93/x
3. Step 3: Cross multiply
   9,236.52x = 12,746.46 × 5,257.93
4. Step 4: Simplify right side
   9,236.52x = 67,019,994.43
5. Step 5: Solve for x
   x = 67,019,994.43/9,236.52
6. Step 6: Final answer
   x = 7,255.98