Finding the Third Proportional to 50,920.50 and 120,396

Step by Step Solution

1. Step 1: Write the proportion equation
   50,920.50 : 120,396 = 120,396 : x
2. Step 2: Convert to fraction form
   50,920.50/120,396 = 120,396/x
3. Step 3: Cross multiply
   50,920.50x = 120,396 × 120,396
4. Step 4: Simplify right side
   50,920.50x = 14,495,196,816
5. Step 5: Solve for x
   x = 14,495,196,816/50,920.50
6. Step 6: Final answer
   x = 284,663.29