Finding the Third Proportional to 105,482.50 and 214,882

Step by Step Solution

1. Step 1: Write the proportion equation
   105,482.50 : 214,882 = 214,882 : x
2. Step 2: Convert to fraction form
   105,482.50/214,882 = 214,882/x
3. Step 3: Cross multiply
   105,482.50x = 214,882 × 214,882
4. Step 4: Simplify right side
   105,482.50x = 46,174,273,924
5. Step 5: Solve for x
   x = 46,174,273,924/105,482.50
6. Step 6: Final answer
   x = 437,743.45