Finding the Third Proportional to 39,876.19 and 86,996.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,876.19 : 86,996.25 = 86,996.25 : x
2. Step 2: Convert to fraction form
   39,876.19/86,996.25 = 86,996.25/x
3. Step 3: Cross multiply
   39,876.19x = 86,996.25 × 86,996.25
4. Step 4: Simplify right side
   39,876.19x = 7,568,347,514.06
5. Step 5: Solve for x
   x = 7,568,347,514.06/39,876.19
6. Step 6: Final answer
   x = 189,796.17