Finding the Third Proportional to 89,499.75 and 194,976.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,499.75 : 194,976.75 = 194,976.75 : x
2. Step 2: Convert to fraction form
   89,499.75/194,976.75 = 194,976.75/x
3. Step 3: Cross multiply
   89,499.75x = 194,976.75 × 194,976.75
4. Step 4: Simplify right side
   89,499.75x = 38,015,933,040.56
5. Step 5: Solve for x
   x = 38,015,933,040.56/89,499.75
6. Step 6: Final answer
   x = 424,760.21