Finding the Fourth Proportional to 1,814.46, 2,505.36 and 1,394.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814.46 : 2,505.36 = 1,394.14 : x
2. Step 2: Convert to fraction form
   1,814.46/2,505.36 = 1,394.14/x
3. Step 3: Cross multiply
   1,814.46x = 2,505.36 × 1,394.14
4. Step 4: Simplify right side
   1,814.46x = 3,492,822.59
5. Step 5: Solve for x
   x = 3,492,822.59/1,814.46
6. Step 6: Final answer
   x = 1,925.00