Finding the Third Proportional to 191,586 and 411,606

Step by Step Solution

1. Step 1: Write the proportion equation
   191,586 : 411,606 = 411,606 : x
2. Step 2: Convert to fraction form
   191,586/411,606 = 411,606/x
3. Step 3: Cross multiply
   191,586x = 411,606 × 411,606
4. Step 4: Simplify right side
   191,586x = 169,419,499,236
5. Step 5: Solve for x
   x = 169,419,499,236/191,586
6. Step 6: Final answer
   x = 884,300.00