Finding the Fourth Proportional to 5,264.72, 7,264.29 and 3,168.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,264.72 : 7,264.29 = 3,168.98 : x
2. Step 2: Convert to fraction form
   5,264.72/7,264.29 = 3,168.98/x
3. Step 3: Cross multiply
   5,264.72x = 7,264.29 × 3,168.98
4. Step 4: Simplify right side
   5,264.72x = 23,020,389.72
5. Step 5: Solve for x
   x = 23,020,389.72/5,264.72
6. Step 6: Final answer
   x = 4,372.58