Finding the Third Proportional to 9,938.32 and 20,337.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.32 : 20,337.96 = 20,337.96 : x
2. Step 2: Convert to fraction form
   9,938.32/20,337.96 = 20,337.96/x
3. Step 3: Cross multiply
   9,938.32x = 20,337.96 × 20,337.96
4. Step 4: Simplify right side
   9,938.32x = 413,632,655.10
5. Step 5: Solve for x
   x = 413,632,655.10/9,938.32
6. Step 6: Final answer
   x = 41,619.98