Finding the Fourth Proportional to 9,277.78, 12,803.52 and 5,244.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,277.78 : 12,803.52 = 5,244.81 : x
2. Step 2: Convert to fraction form
   9,277.78/12,803.52 = 5,244.81/x
3. Step 3: Cross multiply
   9,277.78x = 12,803.52 × 5,244.81
4. Step 4: Simplify right side
   9,277.78x = 67,152,061.91
5. Step 5: Solve for x
   x = 67,152,061.91/9,277.78
6. Step 6: Final answer
   x = 7,237.95