Finding the Third Proportional to 90,914.50 and 194,465

Step by Step Solution

1. Step 1: Write the proportion equation
   90,914.50 : 194,465 = 194,465 : x
2. Step 2: Convert to fraction form
   90,914.50/194,465 = 194,465/x
3. Step 3: Cross multiply
   90,914.50x = 194,465 × 194,465
4. Step 4: Simplify right side
   90,914.50x = 37,816,636,225
5. Step 5: Solve for x
   x = 37,816,636,225/90,914.50
6. Step 6: Final answer
   x = 415,958.25