Finding the Third Proportional to 10,104.38 and 20,830.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,104.38 : 20,830.88 = 20,830.88 : x
2. Step 2: Convert to fraction form
   10,104.38/20,830.88 = 20,830.88/x
3. Step 3: Cross multiply
   10,104.38x = 20,830.88 × 20,830.88
4. Step 4: Simplify right side
   10,104.38x = 433,925,353.27
5. Step 5: Solve for x
   x = 433,925,353.27/10,104.38
6. Step 6: Final answer
   x = 42,944.30