Finding the Third Proportional to 100,956 and 158,392

Step by Step Solution

1. Step 1: Write the proportion equation
   100,956 : 158,392 = 158,392 : x
2. Step 2: Convert to fraction form
   100,956/158,392 = 158,392/x
3. Step 3: Cross multiply
   100,956x = 158,392 × 158,392
4. Step 4: Simplify right side
   100,956x = 25,088,025,664
5. Step 5: Solve for x
   x = 25,088,025,664/100,956
6. Step 6: Final answer
   x = 248,504.55