Finding the Fourth Proportional to 123.99, 185.82 and 93.43

Step by Step Solution

1. Step 1: Write the proportion equation
   123.99 : 185.82 = 93.43 : x
2. Step 2: Convert to fraction form
   123.99/185.82 = 93.43/x
3. Step 3: Cross multiply
   123.99x = 185.82 × 93.43
4. Step 4: Simplify right side
   123.99x = 17,361.16
5. Step 5: Solve for x
   x = 17,361.16/123.99
6. Step 6: Final answer
   x = 140.02