Finding the Fourth Proportional to 9,468.64, 13,066.72 and 5,219.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,468.64 : 13,066.72 = 5,219.77 : x
2. Step 2: Convert to fraction form
   9,468.64/13,066.72 = 5,219.77/x
3. Step 3: Cross multiply
   9,468.64x = 13,066.72 × 5,219.77
4. Step 4: Simplify right side
   9,468.64x = 68,205,273.05
5. Step 5: Solve for x
   x = 68,205,273.05/9,468.64
6. Step 6: Final answer
   x = 7,203.28