Finding the Third Proportional to 192,154.50 and 288,846

Step by Step Solution

1. Step 1: Write the proportion equation
   192,154.50 : 288,846 = 288,846 : x
2. Step 2: Convert to fraction form
   192,154.50/288,846 = 288,846/x
3. Step 3: Cross multiply
   192,154.50x = 288,846 × 288,846
4. Step 4: Simplify right side
   192,154.50x = 83,432,011,716
5. Step 5: Solve for x
   x = 83,432,011,716/192,154.50
6. Step 6: Final answer
   x = 434,192.34