Finding the Third Proportional to 175,864.50 and 272,484

Step by Step Solution

1. Step 1: Write the proportion equation
   175,864.50 : 272,484 = 272,484 : x
2. Step 2: Convert to fraction form
   175,864.50/272,484 = 272,484/x
3. Step 3: Cross multiply
   175,864.50x = 272,484 × 272,484
4. Step 4: Simplify right side
   175,864.50x = 74,247,530,256
5. Step 5: Solve for x
   x = 74,247,530,256/175,864.50
6. Step 6: Final answer
   x = 422,186.00