Finding the Fourth Proportional to 1,426.68, 1,970.46 and 1,094.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426.68 : 1,970.46 = 1,094.40 : x
2. Step 2: Convert to fraction form
   1,426.68/1,970.46 = 1,094.40/x
3. Step 3: Cross multiply
   1,426.68x = 1,970.46 × 1,094.40
4. Step 4: Simplify right side
   1,426.68x = 2,156,471.42
5. Step 5: Solve for x
   x = 2,156,471.42/1,426.68
6. Step 6: Final answer
   x = 1,511.53