Finding the Third Proportional to 55,243.50 and 120,936

Step by Step Solution

1. Step 1: Write the proportion equation
   55,243.50 : 120,936 = 120,936 : x
2. Step 2: Convert to fraction form
   55,243.50/120,936 = 120,936/x
3. Step 3: Cross multiply
   55,243.50x = 120,936 × 120,936
4. Step 4: Simplify right side
   55,243.50x = 14,625,516,096
5. Step 5: Solve for x
   x = 14,625,516,096/55,243.50
6. Step 6: Final answer
   x = 264,746.37