Finding the Third Proportional to 195,211.50 and 295,278

Step by Step Solution

1. Step 1: Write the proportion equation
   195,211.50 : 295,278 = 295,278 : x
2. Step 2: Convert to fraction form
   195,211.50/295,278 = 295,278/x
3. Step 3: Cross multiply
   195,211.50x = 295,278 × 295,278
4. Step 4: Simplify right side
   195,211.50x = 87,189,097,284
5. Step 5: Solve for x
   x = 87,189,097,284/195,211.50
6. Step 6: Final answer
   x = 446,639.14