Finding the Fourth Proportional to 1,524.42, 2,102.76 and 934.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,524.42 : 2,102.76 = 934.38 : x
2. Step 2: Convert to fraction form
   1,524.42/2,102.76 = 934.38/x
3. Step 3: Cross multiply
   1,524.42x = 2,102.76 × 934.38
4. Step 4: Simplify right side
   1,524.42x = 1,964,776.89
5. Step 5: Solve for x
   x = 1,964,776.89/1,524.42
6. Step 6: Final answer
   x = 1,288.87