Finding the Third Proportional to 56,683.50 and 123,573

Step by Step Solution

1. Step 1: Write the proportion equation
   56,683.50 : 123,573 = 123,573 : x
2. Step 2: Convert to fraction form
   56,683.50/123,573 = 123,573/x
3. Step 3: Cross multiply
   56,683.50x = 123,573 × 123,573
4. Step 4: Simplify right side
   56,683.50x = 15,270,286,329
5. Step 5: Solve for x
   x = 15,270,286,329/56,683.50
6. Step 6: Final answer
   x = 269,395.61