Finding the Third Proportional to 192,819 and 296,558.50

Step by Step Solution

1. Step 1: Write the proportion equation
   192,819 : 296,558.50 = 296,558.50 : x
2. Step 2: Convert to fraction form
   192,819/296,558.50 = 296,558.50/x
3. Step 3: Cross multiply
   192,819x = 296,558.50 × 296,558.50
4. Step 4: Simplify right side
   192,819x = 87,946,943,922.25
5. Step 5: Solve for x
   x = 87,946,943,922.25/192,819
6. Step 6: Final answer
   x = 456,111.40