Finding the Third Proportional to 37,987.88 and 81,514.13

Step by Step Solution

1. Step 1: Write the proportion equation
   37,987.88 : 81,514.13 = 81,514.13 : x
2. Step 2: Convert to fraction form
   37,987.88/81,514.13 = 81,514.13/x
3. Step 3: Cross multiply
   37,987.88x = 81,514.13 × 81,514.13
4. Step 4: Simplify right side
   37,987.88x = 6,644,552,574.52
5. Step 5: Solve for x
   x = 6,644,552,574.52/37,987.88
6. Step 6: Final answer
   x = 174,912.46