Finding the Third Proportional to 17,913.38 and 38,940.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,913.38 : 38,940.75 = 38,940.75 : x
2. Step 2: Convert to fraction form
   17,913.38/38,940.75 = 38,940.75/x
3. Step 3: Cross multiply
   17,913.38x = 38,940.75 × 38,940.75
4. Step 4: Simplify right side
   17,913.38x = 1,516,382,010.56
5. Step 5: Solve for x
   x = 1,516,382,010.56/17,913.38
6. Step 6: Final answer
   x = 84,650.83