Finding the Fourth Proportional to 82.94, 114.50 and 51.89

Step by Step Solution

1. Step 1: Write the proportion equation
   82.94 : 114.50 = 51.89 : x
2. Step 2: Convert to fraction form
   82.94/114.50 = 51.89/x
3. Step 3: Cross multiply
   82.94x = 114.50 × 51.89
4. Step 4: Simplify right side
   82.94x = 5,941.82
5. Step 5: Solve for x
   x = 5,941.82/82.94
6. Step 6: Final answer
   x = 71.64