Finding the Third Proportional to 90,362 and 196,303.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,362 : 196,303.50 = 196,303.50 : x
2. Step 2: Convert to fraction form
   90,362/196,303.50 = 196,303.50/x
3. Step 3: Cross multiply
   90,362x = 196,303.50 × 196,303.50
4. Step 4: Simplify right side
   90,362x = 38,535,064,112.25
5. Step 5: Solve for x
   x = 38,535,064,112.25/90,362
6. Step 6: Final answer
   x = 426,452.09