Finding the Fourth Proportional to 1,363.10, 1,879.83 and 970.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.10 : 1,879.83 = 970.46 : x
2. Step 2: Convert to fraction form
   1,363.10/1,879.83 = 970.46/x
3. Step 3: Cross multiply
   1,363.10x = 1,879.83 × 970.46
4. Step 4: Simplify right side
   1,363.10x = 1,824,299.82
5. Step 5: Solve for x
   x = 1,824,299.82/1,363.10
6. Step 6: Final answer
   x = 1,338.35