Finding the Third Proportional to 113,416.88 and 171,036.56

Step by Step Solution

1. Step 1: Write the proportion equation
   113,416.88 : 171,036.56 = 171,036.56 : x
2. Step 2: Convert to fraction form
   113,416.88/171,036.56 = 171,036.56/x
3. Step 3: Cross multiply
   113,416.88x = 171,036.56 × 171,036.56
4. Step 4: Simplify right side
   113,416.88x = 29,253,505,711.82
5. Step 5: Solve for x
   x = 29,253,505,711.82/113,416.88
6. Step 6: Final answer
   x = 257,929.04