Finding the Third Proportional to 211,375 and 498,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   211,375 : 498,468.50 = 498,468.50 : x
2. Step 2: Convert to fraction form
   211,375/498,468.50 = 498,468.50/x
3. Step 3: Cross multiply
   211,375x = 498,468.50 × 498,468.50
4. Step 4: Simplify right side
   211,375x = 248,470,845,492.25
5. Step 5: Solve for x
   x = 248,470,845,492.25/211,375
6. Step 6: Final answer
   x = 1,175,497.79