Finding the Third Proportional to 178,425 and 262,708.88

Step by Step Solution

1. Step 1: Write the proportion equation
   178,425 : 262,708.88 = 262,708.88 : x
2. Step 2: Convert to fraction form
   178,425/262,708.88 = 262,708.88/x
3. Step 3: Cross multiply
   178,425x = 262,708.88 × 262,708.88
4. Step 4: Simplify right side
   178,425x = 69,015,953,003.77
5. Step 5: Solve for x
   x = 69,015,953,003.77/178,425
6. Step 6: Final answer
   x = 386,806.52