Finding the Fourth Proportional to 2,164.18, 2,978.76 and 1,848.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.18 : 2,978.76 = 1,848.38 : x
2. Step 2: Convert to fraction form
   2,164.18/2,978.76 = 1,848.38/x
3. Step 3: Cross multiply
   2,164.18x = 2,978.76 × 1,848.38
4. Step 4: Simplify right side
   2,164.18x = 5,505,880.41
5. Step 5: Solve for x
   x = 5,505,880.41/2,164.18
6. Step 6: Final answer
   x = 2,544.10