Finding the Fourth Proportional to 2,333.40, 3,501.56 and 946.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.40 : 3,501.56 = 946.74 : x
2. Step 2: Convert to fraction form
   2,333.40/3,501.56 = 946.74/x
3. Step 3: Cross multiply
   2,333.40x = 3,501.56 × 946.74
4. Step 4: Simplify right side
   2,333.40x = 3,315,063.13
5. Step 5: Solve for x
   x = 3,315,063.13/2,333.40
6. Step 6: Final answer
   x = 1,420.70