Finding the Third Proportional to 100,558 and 155,803.75

Step by Step Solution

1. Step 1: Write the proportion equation
   100,558 : 155,803.75 = 155,803.75 : x
2. Step 2: Convert to fraction form
   100,558/155,803.75 = 155,803.75/x
3. Step 3: Cross multiply
   100,558x = 155,803.75 × 155,803.75
4. Step 4: Simplify right side
   100,558x = 24,274,808,514.06
5. Step 5: Solve for x
   x = 24,274,808,514.06/100,558
6. Step 6: Final answer
   x = 241,401.07