Finding the Third Proportional to 105,034.50 and 230,478

Step by Step Solution

1. Step 1: Write the proportion equation
   105,034.50 : 230,478 = 230,478 : x
2. Step 2: Convert to fraction form
   105,034.50/230,478 = 230,478/x
3. Step 3: Cross multiply
   105,034.50x = 230,478 × 230,478
4. Step 4: Simplify right side
   105,034.50x = 53,120,108,484
5. Step 5: Solve for x
   x = 53,120,108,484/105,034.50
6. Step 6: Final answer
   x = 505,739.62