Finding the Third Proportional to 111,683.25 and 240,861.38

Step by Step Solution

1. Step 1: Write the proportion equation
   111,683.25 : 240,861.38 = 240,861.38 : x
2. Step 2: Convert to fraction form
   111,683.25/240,861.38 = 240,861.38/x
3. Step 3: Cross multiply
   111,683.25x = 240,861.38 × 240,861.38
4. Step 4: Simplify right side
   111,683.25x = 58,014,201,966.89
5. Step 5: Solve for x
   x = 58,014,201,966.89/111,683.25
6. Step 6: Final answer
   x = 519,453.02