Finding the Fourth Proportional to 1,942.18, 2,682.96 and 1,548.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.18 : 2,682.96 = 1,548.70 : x
2. Step 2: Convert to fraction form
   1,942.18/2,682.96 = 1,548.70/x
3. Step 3: Cross multiply
   1,942.18x = 2,682.96 × 1,548.70
4. Step 4: Simplify right side
   1,942.18x = 4,155,100.15
5. Step 5: Solve for x
   x = 4,155,100.15/1,942.18
6. Step 6: Final answer
   x = 2,139.40