Finding the Third Proportional to 105,129.56 and 224,020.69

Step by Step Solution

1. Step 1: Write the proportion equation
   105,129.56 : 224,020.69 = 224,020.69 : x
2. Step 2: Convert to fraction form
   105,129.56/224,020.69 = 224,020.69/x
3. Step 3: Cross multiply
   105,129.56x = 224,020.69 × 224,020.69
4. Step 4: Simplify right side
   105,129.56x = 50,185,268,427.97
5. Step 5: Solve for x
   x = 50,185,268,427.97/105,129.56
6. Step 6: Final answer
   x = 477,365.90