Finding the Third Proportional to 101,725.40 and 220,963.89

Step by Step Solution

1. Step 1: Write the proportion equation
   101,725.40 : 220,963.89 = 220,963.89 : x
2. Step 2: Convert to fraction form
   101,725.40/220,963.89 = 220,963.89/x
3. Step 3: Cross multiply
   101,725.40x = 220,963.89 × 220,963.89
4. Step 4: Simplify right side
   101,725.40x = 48,825,039,233.86
5. Step 5: Solve for x
   x = 48,825,039,233.86/101,725.40
6. Step 6: Final answer
   x = 479,969.01