Finding the Fourth Proportional to 7,172.84, 10,754.54 and 3,467.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,172.84 : 10,754.54 = 3,467.72 : x
2. Step 2: Convert to fraction form
   7,172.84/10,754.54 = 3,467.72/x
3. Step 3: Cross multiply
   7,172.84x = 10,754.54 × 3,467.72
4. Step 4: Simplify right side
   7,172.84x = 37,293,733.45
5. Step 5: Solve for x
   x = 37,293,733.45/7,172.84
6. Step 6: Final answer
   x = 5,199.30