Finding the Fourth Proportional to 2,978.91, 4,468.37 and 1,246.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.91 : 4,468.37 = 1,246.32 : x
2. Step 2: Convert to fraction form
   2,978.91/4,468.37 = 1,246.32/x
3. Step 3: Cross multiply
   2,978.91x = 4,468.37 × 1,246.32
4. Step 4: Simplify right side
   2,978.91x = 5,569,012.67
5. Step 5: Solve for x
   x = 5,569,012.67/2,978.91
6. Step 6: Final answer
   x = 1,869.48