Finding the Fourth Proportional to 3,380.74, 5,067.62 and 1,300.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380.74 : 5,067.62 = 1,300.18 : x
2. Step 2: Convert to fraction form
   3,380.74/5,067.62 = 1,300.18/x
3. Step 3: Cross multiply
   3,380.74x = 5,067.62 × 1,300.18
4. Step 4: Simplify right side
   3,380.74x = 6,588,818.17
5. Step 5: Solve for x
   x = 6,588,818.17/3,380.74
6. Step 6: Final answer
   x = 1,948.93