Finding the Third Proportional to 196,383 and 300,281.50

Step by Step Solution

1. Step 1: Write the proportion equation
   196,383 : 300,281.50 = 300,281.50 : x
2. Step 2: Convert to fraction form
   196,383/300,281.50 = 300,281.50/x
3. Step 3: Cross multiply
   196,383x = 300,281.50 × 300,281.50
4. Step 4: Simplify right side
   196,383x = 90,168,979,242.25
5. Step 5: Solve for x
   x = 90,168,979,242.25/196,383
6. Step 6: Final answer
   x = 459,148.60