Finding the Third Proportional to 175,513.50 and 272,262

Step by Step Solution

1. Step 1: Write the proportion equation
   175,513.50 : 272,262 = 272,262 : x
2. Step 2: Convert to fraction form
   175,513.50/272,262 = 272,262/x
3. Step 3: Cross multiply
   175,513.50x = 272,262 × 272,262
4. Step 4: Simplify right side
   175,513.50x = 74,126,596,644
5. Step 5: Solve for x
   x = 74,126,596,644/175,513.50
6. Step 6: Final answer
   x = 422,341.28