Finding the Third Proportional to 212,042.50 and 464,189

Step by Step Solution

1. Step 1: Write the proportion equation
   212,042.50 : 464,189 = 464,189 : x
2. Step 2: Convert to fraction form
   212,042.50/464,189 = 464,189/x
3. Step 3: Cross multiply
   212,042.50x = 464,189 × 464,189
4. Step 4: Simplify right side
   212,042.50x = 215,471,427,721
5. Step 5: Solve for x
   x = 215,471,427,721/212,042.50
6. Step 6: Final answer
   x = 1,016,170.95