Finding the Third Proportional to 89,491.50 and 192,994.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89,491.50 : 192,994.88 = 192,994.88 : x
2. Step 2: Convert to fraction form
   89,491.50/192,994.88 = 192,994.88/x
3. Step 3: Cross multiply
   89,491.50x = 192,994.88 × 192,994.88
4. Step 4: Simplify right side
   89,491.50x = 37,247,021,776.27
5. Step 5: Solve for x
   x = 37,247,021,776.27/89,491.50
6. Step 6: Final answer
   x = 416,207.37