Finding the Fourth Proportional to 114.01, 170.18 and 100.34

Step by Step Solution

1. Step 1: Write the proportion equation
   114.01 : 170.18 = 100.34 : x
2. Step 2: Convert to fraction form
   114.01/170.18 = 100.34/x
3. Step 3: Cross multiply
   114.01x = 170.18 × 100.34
4. Step 4: Simplify right side
   114.01x = 17,075.52
5. Step 5: Solve for x
   x = 17,075.52/114.01
6. Step 6: Final answer
   x = 149.78