Finding the Fourth Proportional to 238.52, 357.89 and 123.00

Step by Step Solution

1. Step 1: Write the proportion equation
   238.52 : 357.89 = 123.00 : x
2. Step 2: Convert to fraction form
   238.52/357.89 = 123.00/x
3. Step 3: Cross multiply
   238.52x = 357.89 × 123.00
4. Step 4: Simplify right side
   238.52x = 44,018.51
5. Step 5: Solve for x
   x = 44,018.51/238.52
6. Step 6: Final answer
   x = 184.55