Finding the Third Proportional to 182,788.50 and 272,655

Step by Step Solution

1. Step 1: Write the proportion equation
   182,788.50 : 272,655 = 272,655 : x
2. Step 2: Convert to fraction form
   182,788.50/272,655 = 272,655/x
3. Step 3: Cross multiply
   182,788.50x = 272,655 × 272,655
4. Step 4: Simplify right side
   182,788.50x = 74,340,749,025
5. Step 5: Solve for x
   x = 74,340,749,025/182,788.50
6. Step 6: Final answer
   x = 406,703.64