Finding the Third Proportional to 57,344.68 and 123,915.76

Step by Step Solution

1. Step 1: Write the proportion equation
   57,344.68 : 123,915.76 = 123,915.76 : x
2. Step 2: Convert to fraction form
   57,344.68/123,915.76 = 123,915.76/x
3. Step 3: Cross multiply
   57,344.68x = 123,915.76 × 123,915.76
4. Step 4: Simplify right side
   57,344.68x = 15,355,116,002.34
5. Step 5: Solve for x
   x = 15,355,116,002.34/57,344.68
6. Step 6: Final answer
   x = 267,768.81