Finding the Third Proportional to 498.94 and 651.94

Step by Step Solution

1. Step 1: Write the proportion equation
   498.94 : 651.94 = 651.94 : x
2. Step 2: Convert to fraction form
   498.94/651.94 = 651.94/x
3. Step 3: Cross multiply
   498.94x = 651.94 × 651.94
4. Step 4: Simplify right side
   498.94x = 425,022.50
5. Step 5: Solve for x
   x = 425,022.50/498.94
6. Step 6: Final answer
   x = 851.86