Finding the Fourth Proportional to 1,106.82, 1,527.39 and 634.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,106.82 : 1,527.39 = 634.59 : x
2. Step 2: Convert to fraction form
   1,106.82/1,527.39 = 634.59/x
3. Step 3: Cross multiply
   1,106.82x = 1,527.39 × 634.59
4. Step 4: Simplify right side
   1,106.82x = 969,266.42
5. Step 5: Solve for x
   x = 969,266.42/1,106.82
6. Step 6: Final answer
   x = 875.72