Finding the Fourth Proportional to 9,304.86, 12,838.74 and 5,527.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.86 : 12,838.74 = 5,527.50 : x
2. Step 2: Convert to fraction form
   9,304.86/12,838.74 = 5,527.50/x
3. Step 3: Cross multiply
   9,304.86x = 12,838.74 × 5,527.50
4. Step 4: Simplify right side
   9,304.86x = 70,966,135.35
5. Step 5: Solve for x
   x = 70,966,135.35/9,304.86
6. Step 6: Final answer
   x = 7,626.78