Finding the Third Proportional to 154,170 and 238,585.50

Step by Step Solution

1. Step 1: Write the proportion equation
   154,170 : 238,585.50 = 238,585.50 : x
2. Step 2: Convert to fraction form
   154,170/238,585.50 = 238,585.50/x
3. Step 3: Cross multiply
   154,170x = 238,585.50 × 238,585.50
4. Step 4: Simplify right side
   154,170x = 56,923,040,810.25
5. Step 5: Solve for x
   x = 56,923,040,810.25/154,170
6. Step 6: Final answer
   x = 369,222.55