Finding the Third Proportional to 104,585.06 and 215,359.88

Step by Step Solution

1. Step 1: Write the proportion equation
   104,585.06 : 215,359.88 = 215,359.88 : x
2. Step 2: Convert to fraction form
   104,585.06/215,359.88 = 215,359.88/x
3. Step 3: Cross multiply
   104,585.06x = 215,359.88 × 215,359.88
4. Step 4: Simplify right side
   104,585.06x = 46,379,875,760.02
5. Step 5: Solve for x
   x = 46,379,875,760.02/104,585.06
6. Step 6: Final answer
   x = 443,465.58