Finding the Fourth Proportional to 1,858.00, 2,564.12 and 1,111.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,858.00 : 2,564.12 = 1,111.82 : x
2. Step 2: Convert to fraction form
   1,858.00/2,564.12 = 1,111.82/x
3. Step 3: Cross multiply
   1,858.00x = 2,564.12 × 1,111.82
4. Step 4: Simplify right side
   1,858.00x = 2,850,826.73
5. Step 5: Solve for x
   x = 2,850,826.73/1,858.00
6. Step 6: Final answer
   x = 1,534.35