Finding the Third Proportional to 105,326.50 and 219,404

Step by Step Solution

1. Step 1: Write the proportion equation
   105,326.50 : 219,404 = 219,404 : x
2. Step 2: Convert to fraction form
   105,326.50/219,404 = 219,404/x
3. Step 3: Cross multiply
   105,326.50x = 219,404 × 219,404
4. Step 4: Simplify right side
   105,326.50x = 48,138,115,216
5. Step 5: Solve for x
   x = 48,138,115,216/105,326.50
6. Step 6: Final answer
   x = 457,037.07