Finding the Fourth Proportional to 1,434.12, 1,979.74 and 1,014.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.12 : 1,979.74 = 1,014.81 : x
2. Step 2: Convert to fraction form
   1,434.12/1,979.74 = 1,014.81/x
3. Step 3: Cross multiply
   1,434.12x = 1,979.74 × 1,014.81
4. Step 4: Simplify right side
   1,434.12x = 2,009,059.95
5. Step 5: Solve for x
   x = 2,009,059.95/1,434.12
6. Step 6: Final answer
   x = 1,400.90