Finding the Third Proportional to 9,036.56 and 19,610.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,036.56 : 19,610.86 = 19,610.86 : x
2. Step 2: Convert to fraction form
   9,036.56/19,610.86 = 19,610.86/x
3. Step 3: Cross multiply
   9,036.56x = 19,610.86 × 19,610.86
4. Step 4: Simplify right side
   9,036.56x = 384,585,805.43
5. Step 5: Solve for x
   x = 384,585,805.43/9,036.56
6. Step 6: Final answer
   x = 42,558.86