Finding the Third Proportional to 302,655 and 424,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   302,655 : 424,162.50 = 424,162.50 : x
2. Step 2: Convert to fraction form
   302,655/424,162.50 = 424,162.50/x
3. Step 3: Cross multiply
   302,655x = 424,162.50 × 424,162.50
4. Step 4: Simplify right side
   302,655x = 179,913,826,406.25
5. Step 5: Solve for x
   x = 179,913,826,406.25/302,655
6. Step 6: Final answer
   x = 594,451.86