Finding the Third Proportional to 192,645 and 302,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   192,645 : 302,191.50 = 302,191.50 : x
2. Step 2: Convert to fraction form
   192,645/302,191.50 = 302,191.50/x
3. Step 3: Cross multiply
   192,645x = 302,191.50 × 302,191.50
4. Step 4: Simplify right side
   192,645x = 91,319,702,672.25
5. Step 5: Solve for x
   x = 91,319,702,672.25/192,645
6. Step 6: Final answer
   x = 474,031.00