Finding the Third Proportional to 17,139.38 and 26,485.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,139.38 : 26,485.88 = 26,485.88 : x
2. Step 2: Convert to fraction form
   17,139.38/26,485.88 = 26,485.88/x
3. Step 3: Cross multiply
   17,139.38x = 26,485.88 × 26,485.88
4. Step 4: Simplify right side
   17,139.38x = 701,501,574.52
5. Step 5: Solve for x
   x = 701,501,574.52/17,139.38
6. Step 6: Final answer
   x = 40,929.24