Finding the Third Proportional to 196,417.50 and 300,333

Step by Step Solution

1. Step 1: Write the proportion equation
   196,417.50 : 300,333 = 300,333 : x
2. Step 2: Convert to fraction form
   196,417.50/300,333 = 300,333/x
3. Step 3: Cross multiply
   196,417.50x = 300,333 × 300,333
4. Step 4: Simplify right side
   196,417.50x = 90,199,910,889
5. Step 5: Solve for x
   x = 90,199,910,889/196,417.50
6. Step 6: Final answer
   x = 459,225.43