Finding the Fourth Proportional to 82.47, 123.60 and 46.41

Step by Step Solution

1. Step 1: Write the proportion equation
   82.47 : 123.60 = 46.41 : x
2. Step 2: Convert to fraction form
   82.47/123.60 = 46.41/x
3. Step 3: Cross multiply
   82.47x = 123.60 × 46.41
4. Step 4: Simplify right side
   82.47x = 5,736.28
5. Step 5: Solve for x
   x = 5,736.28/82.47
6. Step 6: Final answer
   x = 69.56