Finding the Third Proportional to 178,435.50 and 262,722

Step by Step Solution

1. Step 1: Write the proportion equation
   178,435.50 : 262,722 = 262,722 : x
2. Step 2: Convert to fraction form
   178,435.50/262,722 = 262,722/x
3. Step 3: Cross multiply
   178,435.50x = 262,722 × 262,722
4. Step 4: Simplify right side
   178,435.50x = 69,022,849,284
5. Step 5: Solve for x
   x = 69,022,849,284/178,435.50
6. Step 6: Final answer
   x = 386,822.41