Finding the Fourth Proportional to 2,374.17, 3,276.27 and 1,326.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,374.17 : 3,276.27 = 1,326.21 : x
2. Step 2: Convert to fraction form
   2,374.17/3,276.27 = 1,326.21/x
3. Step 3: Cross multiply
   2,374.17x = 3,276.27 × 1,326.21
4. Step 4: Simplify right side
   2,374.17x = 4,345,022.04
5. Step 5: Solve for x
   x = 4,345,022.04/2,374.17
6. Step 6: Final answer
   x = 1,830.12