Finding the Third Proportional to 191,754 and 300,186

Step by Step Solution

1. Step 1: Write the proportion equation
   191,754 : 300,186 = 300,186 : x
2. Step 2: Convert to fraction form
   191,754/300,186 = 300,186/x
3. Step 3: Cross multiply
   191,754x = 300,186 × 300,186
4. Step 4: Simplify right side
   191,754x = 90,111,634,596
5. Step 5: Solve for x
   x = 90,111,634,596/191,754
6. Step 6: Final answer
   x = 469,933.53