Finding the Fourth Proportional to 1,978.58, 2,730.29 and 1,094.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978.58 : 2,730.29 = 1,094.41 : x
2. Step 2: Convert to fraction form
   1,978.58/2,730.29 = 1,094.41/x
3. Step 3: Cross multiply
   1,978.58x = 2,730.29 × 1,094.41
4. Step 4: Simplify right side
   1,978.58x = 2,988,056.68
5. Step 5: Solve for x
   x = 2,988,056.68/1,978.58
6. Step 6: Final answer
   x = 1,510.20