Finding the Third Proportional to 188,150 and 402,483

Step by Step Solution

1. Step 1: Write the proportion equation
   188,150 : 402,483 = 402,483 : x
2. Step 2: Convert to fraction form
   188,150/402,483 = 402,483/x
3. Step 3: Cross multiply
   188,150x = 402,483 × 402,483
4. Step 4: Simplify right side
   188,150x = 161,992,565,289
5. Step 5: Solve for x
   x = 161,992,565,289/188,150
6. Step 6: Final answer
   x = 860,975.63