Finding the Third Proportional to 191,984.50 and 418,906

Step by Step Solution

1. Step 1: Write the proportion equation
   191,984.50 : 418,906 = 418,906 : x
2. Step 2: Convert to fraction form
   191,984.50/418,906 = 418,906/x
3. Step 3: Cross multiply
   191,984.50x = 418,906 × 418,906
4. Step 4: Simplify right side
   191,984.50x = 175,482,236,836
5. Step 5: Solve for x
   x = 175,482,236,836/191,984.50
6. Step 6: Final answer
   x = 914,043.77