Finding the Fourth Proportional to 498.72, 746 and 468

Step by Step Solution

1. Step 1: Write the proportion equation
   498.72 : 746 = 468 : x
2. Step 2: Convert to fraction form
   498.72/746 = 468/x
3. Step 3: Cross multiply
   498.72x = 746 × 468
4. Step 4: Simplify right side
   498.72x = 349,128
5. Step 5: Solve for x
   x = 349,128/498.72
6. Step 6: Final answer
   x = 700.05