Finding the Third Proportional to 90,028 and 195,326

Step by Step Solution

1. Step 1: Write the proportion equation
   90,028 : 195,326 = 195,326 : x
2. Step 2: Convert to fraction form
   90,028/195,326 = 195,326/x
3. Step 3: Cross multiply
   90,028x = 195,326 × 195,326
4. Step 4: Simplify right side
   90,028x = 38,152,246,276
5. Step 5: Solve for x
   x = 38,152,246,276/90,028
6. Step 6: Final answer
   x = 423,782.00