Finding the Third Proportional to 175,067 and 264,688.50

Step by Step Solution

1. Step 1: Write the proportion equation
   175,067 : 264,688.50 = 264,688.50 : x
2. Step 2: Convert to fraction form
   175,067/264,688.50 = 264,688.50/x
3. Step 3: Cross multiply
   175,067x = 264,688.50 × 264,688.50
4. Step 4: Simplify right side
   175,067x = 70,060,002,032.25
5. Step 5: Solve for x
   x = 70,060,002,032.25/175,067
6. Step 6: Final answer
   x = 400,189.65