Finding the Third Proportional to 104,071.50 and 221,103

Step by Step Solution

1. Step 1: Write the proportion equation
   104,071.50 : 221,103 = 221,103 : x
2. Step 2: Convert to fraction form
   104,071.50/221,103 = 221,103/x
3. Step 3: Cross multiply
   104,071.50x = 221,103 × 221,103
4. Step 4: Simplify right side
   104,071.50x = 48,886,536,609
5. Step 5: Solve for x
   x = 48,886,536,609/104,071.50
6. Step 6: Final answer
   x = 469,739.91