Finding the Fourth Proportional to 1,112.81, 1,525.71 and 1,093.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112.81 : 1,525.71 = 1,093.05 : x
2. Step 2: Convert to fraction form
   1,112.81/1,525.71 = 1,093.05/x
3. Step 3: Cross multiply
   1,112.81x = 1,525.71 × 1,093.05
4. Step 4: Simplify right side
   1,112.81x = 1,667,677.32
5. Step 5: Solve for x
   x = 1,667,677.32/1,112.81
6. Step 6: Final answer
   x = 1,498.62