Finding the Third Proportional to 16,144.31 and 35,403.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,144.31 : 35,403.75 = 35,403.75 : x
2. Step 2: Convert to fraction form
   16,144.31/35,403.75 = 35,403.75/x
3. Step 3: Cross multiply
   16,144.31x = 35,403.75 × 35,403.75
4. Step 4: Simplify right side
   16,144.31x = 1,253,425,514.06
5. Step 5: Solve for x
   x = 1,253,425,514.06/16,144.31
6. Step 6: Final answer
   x = 77,638.83