Finding the Third Proportional to 238,272 and 476,520

Step by Step Solution

1. Step 1: Write the proportion equation
   238,272 : 476,520 = 476,520 : x
2. Step 2: Convert to fraction form
   238,272/476,520 = 476,520/x
3. Step 3: Cross multiply
   238,272x = 476,520 × 476,520
4. Step 4: Simplify right side
   238,272x = 227,071,310,400
5. Step 5: Solve for x
   x = 227,071,310,400/238,272
6. Step 6: Final answer
   x = 952,992.00