Finding the Third Proportional to 194,949 and 418,907.25

Step by Step Solution

1. Step 1: Write the proportion equation
   194,949 : 418,907.25 = 418,907.25 : x
2. Step 2: Convert to fraction form
   194,949/418,907.25 = 418,907.25/x
3. Step 3: Cross multiply
   194,949x = 418,907.25 × 418,907.25
4. Step 4: Simplify right side
   194,949x = 175,483,284,102.56
5. Step 5: Solve for x
   x = 175,483,284,102.56/194,949
6. Step 6: Final answer
   x = 900,149.70