Finding the Third Proportional to 89,237.25 and 131,387.63

Step by Step Solution

1. Step 1: Write the proportion equation
   89,237.25 : 131,387.63 = 131,387.63 : x
2. Step 2: Convert to fraction form
   89,237.25/131,387.63 = 131,387.63/x
3. Step 3: Cross multiply
   89,237.25x = 131,387.63 × 131,387.63
4. Step 4: Simplify right side
   89,237.25x = 17,262,708,003.14
5. Step 5: Solve for x
   x = 17,262,708,003.14/89,237.25
6. Step 6: Final answer
   x = 193,447.33