Finding the Third Proportional to 103,651.50 and 213,846

Step by Step Solution

1. Step 1: Write the proportion equation
   103,651.50 : 213,846 = 213,846 : x
2. Step 2: Convert to fraction form
   103,651.50/213,846 = 213,846/x
3. Step 3: Cross multiply
   103,651.50x = 213,846 × 213,846
4. Step 4: Simplify right side
   103,651.50x = 45,730,111,716
5. Step 5: Solve for x
   x = 45,730,111,716/103,651.50
6. Step 6: Final answer
   x = 441,191.03