Finding the Third Proportional to 107,140 and 230,404

Step by Step Solution

1. Step 1: Write the proportion equation
   107,140 : 230,404 = 230,404 : x
2. Step 2: Convert to fraction form
   107,140/230,404 = 230,404/x
3. Step 3: Cross multiply
   107,140x = 230,404 × 230,404
4. Step 4: Simplify right side
   107,140x = 53,086,003,216
5. Step 5: Solve for x
   x = 53,086,003,216/107,140
6. Step 6: Final answer
   x = 495,482.58