Finding the Fourth Proportional to 1,014.72, 1,522.35 and 365.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,014.72 : 1,522.35 = 365.52 : x
2. Step 2: Convert to fraction form
   1,014.72/1,522.35 = 365.52/x
3. Step 3: Cross multiply
   1,014.72x = 1,522.35 × 365.52
4. Step 4: Simplify right side
   1,014.72x = 556,449.37
5. Step 5: Solve for x
   x = 556,449.37/1,014.72
6. Step 6: Final answer
   x = 548.38