Finding the Third Proportional to 262,189 and 400,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,189 : 400,924.50 = 400,924.50 : x
2. Step 2: Convert to fraction form
   262,189/400,924.50 = 400,924.50/x
3. Step 3: Cross multiply
   262,189x = 400,924.50 × 400,924.50
4. Step 4: Simplify right side
   262,189x = 160,740,454,700.25
5. Step 5: Solve for x
   x = 160,740,454,700.25/262,189
6. Step 6: Final answer
   x = 613,070.93