Finding the Fourth Proportional to 1,472.58, 2,208.06 and 498.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472.58 : 2,208.06 = 498.42 : x
2. Step 2: Convert to fraction form
   1,472.58/2,208.06 = 498.42/x
3. Step 3: Cross multiply
   1,472.58x = 2,208.06 × 498.42
4. Step 4: Simplify right side
   1,472.58x = 1,100,541.27
5. Step 5: Solve for x
   x = 1,100,541.27/1,472.58
6. Step 6: Final answer
   x = 747.36