Finding the Fourth Proportional to 9,247.78, 12,761.99 and 5,056.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,247.78 : 12,761.99 = 5,056.03 : x
2. Step 2: Convert to fraction form
   9,247.78/12,761.99 = 5,056.03/x
3. Step 3: Cross multiply
   9,247.78x = 12,761.99 × 5,056.03
4. Step 4: Simplify right side
   9,247.78x = 64,525,004.30
5. Step 5: Solve for x
   x = 64,525,004.30/9,247.78
6. Step 6: Final answer
   x = 6,977.35