Finding the Third Proportional to 238,455.50 and 518,327

Step by Step Solution

1. Step 1: Write the proportion equation
   238,455.50 : 518,327 = 518,327 : x
2. Step 2: Convert to fraction form
   238,455.50/518,327 = 518,327/x
3. Step 3: Cross multiply
   238,455.50x = 518,327 × 518,327
4. Step 4: Simplify right side
   238,455.50x = 268,662,878,929
5. Step 5: Solve for x
   x = 268,662,878,929/238,455.50
6. Step 6: Final answer
   x = 1,126,679.31