Finding the Third Proportional to 51,786.50 and 112,213

Step by Step Solution

1. Step 1: Write the proportion equation
   51,786.50 : 112,213 = 112,213 : x
2. Step 2: Convert to fraction form
   51,786.50/112,213 = 112,213/x
3. Step 3: Cross multiply
   51,786.50x = 112,213 × 112,213
4. Step 4: Simplify right side
   51,786.50x = 12,591,757,369
5. Step 5: Solve for x
   x = 12,591,757,369/51,786.50
6. Step 6: Final answer
   x = 243,147.49