Finding the Fourth Proportional to 123.34, 184.88 and 71.94

Step by Step Solution

1. Step 1: Write the proportion equation
   123.34 : 184.88 = 71.94 : x
2. Step 2: Convert to fraction form
   123.34/184.88 = 71.94/x
3. Step 3: Cross multiply
   123.34x = 184.88 × 71.94
4. Step 4: Simplify right side
   123.34x = 13,300.27
5. Step 5: Solve for x
   x = 13,300.27/123.34
6. Step 6: Final answer
   x = 107.83