Finding the Fourth Proportional to 2,253.32, 3,110.10 and 1,322.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,253.32 : 3,110.10 = 1,322.12 : x
2. Step 2: Convert to fraction form
   2,253.32/3,110.10 = 1,322.12/x
3. Step 3: Cross multiply
   2,253.32x = 3,110.10 × 1,322.12
4. Step 4: Simplify right side
   2,253.32x = 4,111,925.41
5. Step 5: Solve for x
   x = 4,111,925.41/2,253.32
6. Step 6: Final answer
   x = 1,824.83