Finding the Third Proportional to 282,022.50 and 436,896

Step by Step Solution

1. Step 1: Write the proportion equation
   282,022.50 : 436,896 = 436,896 : x
2. Step 2: Convert to fraction form
   282,022.50/436,896 = 436,896/x
3. Step 3: Cross multiply
   282,022.50x = 436,896 × 436,896
4. Step 4: Simplify right side
   282,022.50x = 190,878,114,816
5. Step 5: Solve for x
   x = 190,878,114,816/282,022.50
6. Step 6: Final answer
   x = 676,818.75