Finding the Third Proportional to 57,447 and 124,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,447 : 124,141.50 = 124,141.50 : x
2. Step 2: Convert to fraction form
   57,447/124,141.50 = 124,141.50/x
3. Step 3: Cross multiply
   57,447x = 124,141.50 × 124,141.50
4. Step 4: Simplify right side
   57,447x = 15,411,112,022.25
5. Step 5: Solve for x
   x = 15,411,112,022.25/57,447
6. Step 6: Final answer
   x = 268,266.61