Finding the Third Proportional to 49,279.50 and 103,479

Step by Step Solution

1. Step 1: Write the proportion equation
   49,279.50 : 103,479 = 103,479 : x
2. Step 2: Convert to fraction form
   49,279.50/103,479 = 103,479/x
3. Step 3: Cross multiply
   49,279.50x = 103,479 × 103,479
4. Step 4: Simplify right side
   49,279.50x = 10,707,903,441
5. Step 5: Solve for x
   x = 10,707,903,441/49,279.50
6. Step 6: Final answer
   x = 217,289.21