Finding the Third Proportional to 133,017 and 272,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,017 : 272,248.50 = 272,248.50 : x
2. Step 2: Convert to fraction form
   133,017/272,248.50 = 272,248.50/x
3. Step 3: Cross multiply
   133,017x = 272,248.50 × 272,248.50
4. Step 4: Simplify right side
   133,017x = 74,119,245,752.25
5. Step 5: Solve for x
   x = 74,119,245,752.25/133,017
6. Step 6: Final answer
   x = 557,216.34