Finding the Third Proportional to 107,364 and 214,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,364 : 214,717.50 = 214,717.50 : x
2. Step 2: Convert to fraction form
   107,364/214,717.50 = 214,717.50/x
3. Step 3: Cross multiply
   107,364x = 214,717.50 × 214,717.50
4. Step 4: Simplify right side
   107,364x = 46,103,604,806.25
5. Step 5: Solve for x
   x = 46,103,604,806.25/107,364
6. Step 6: Final answer
   x = 429,414.00