Finding the Fourth Proportional to 8,894.72, 12,275.52 and 5,168

Step by Step Solution

1. Step 1: Write the proportion equation
   8,894.72 : 12,275.52 = 5,168 : x
2. Step 2: Convert to fraction form
   8,894.72/12,275.52 = 5,168/x
3. Step 3: Cross multiply
   8,894.72x = 12,275.52 × 5,168
4. Step 4: Simplify right side
   8,894.72x = 63,439,887.36
5. Step 5: Solve for x
   x = 63,439,887.36/8,894.72
6. Step 6: Final answer
   x = 7,132.31