Finding the Fourth Proportional to 1,856.13, 2,561.37 and 1,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.13 : 2,561.37 = 1,110.50 : x
2. Step 2: Convert to fraction form
   1,856.13/2,561.37 = 1,110.50/x
3. Step 3: Cross multiply
   1,856.13x = 2,561.37 × 1,110.50
4. Step 4: Simplify right side
   1,856.13x = 2,844,386.50
5. Step 5: Solve for x
   x = 2,844,386.50/1,856.13
6. Step 6: Final answer
   x = 1,532.43