Finding the Fourth Proportional to 2,333.09, 3,219.54 and 1,338.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.09 : 3,219.54 = 1,338.32 : x
2. Step 2: Convert to fraction form
   2,333.09/3,219.54 = 1,338.32/x
3. Step 3: Cross multiply
   2,333.09x = 3,219.54 × 1,338.32
4. Step 4: Simplify right side
   2,333.09x = 4,308,774.77
5. Step 5: Solve for x
   x = 4,308,774.77/2,333.09
6. Step 6: Final answer
   x = 1,846.81