Finding the Fourth Proportional to 1,427.56, 2,124.50 and 1,382.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427.56 : 2,124.50 = 1,382.00 : x
2. Step 2: Convert to fraction form
   1,427.56/2,124.50 = 1,382.00/x
3. Step 3: Cross multiply
   1,427.56x = 2,124.50 × 1,382.00
4. Step 4: Simplify right side
   1,427.56x = 2,936,041.47
5. Step 5: Solve for x
   x = 2,936,041.47/1,427.56
6. Step 6: Final answer
   x = 2,056.69