Finding the Fourth Proportional to 98.69, 148.03 and 34.56

Step by Step Solution

1. Step 1: Write the proportion equation
   98.69 : 148.03 = 34.56 : x
2. Step 2: Convert to fraction form
   98.69/148.03 = 34.56/x
3. Step 3: Cross multiply
   98.69x = 148.03 × 34.56
4. Step 4: Simplify right side
   98.69x = 5,116.37
5. Step 5: Solve for x
   x = 5,116.37/98.69
6. Step 6: Final answer
   x = 51.84