Finding the Fourth Proportional to 1,094.69, 1,635.62 and 1,056.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.69 : 1,635.62 = 1,056.41 : x
2. Step 2: Convert to fraction form
   1,094.69/1,635.62 = 1,056.41/x
3. Step 3: Cross multiply
   1,094.69x = 1,635.62 × 1,056.41
4. Step 4: Simplify right side
   1,094.69x = 1,727,871.86
5. Step 5: Solve for x
   x = 1,727,871.86/1,094.69
6. Step 6: Final answer
   x = 1,578.42