Finding the Fourth Proportional to 1,856.29, 2,561.16 and 1,109.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.29 : 2,561.16 = 1,109.92 : x
2. Step 2: Convert to fraction form
   1,856.29/2,561.16 = 1,109.92/x
3. Step 3: Cross multiply
   1,856.29x = 2,561.16 × 1,109.92
4. Step 4: Simplify right side
   1,856.29x = 2,842,682.71
5. Step 5: Solve for x
   x = 2,842,682.71/1,856.29
6. Step 6: Final answer
   x = 1,531.38