Finding the Third Proportional to 8,535.38 and 18,345.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,535.38 : 18,345.38 = 18,345.38 : x
2. Step 2: Convert to fraction form
   8,535.38/18,345.38 = 18,345.38/x
3. Step 3: Cross multiply
   8,535.38x = 18,345.38 × 18,345.38
4. Step 4: Simplify right side
   8,535.38x = 336,552,783.89
5. Step 5: Solve for x
   x = 336,552,783.89/8,535.38
6. Step 6: Final answer
   x = 39,430.35