Finding the Fourth Proportional to 1,856.84, 2,779.58 and 1,336.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.84 : 2,779.58 = 1,336.82 : x
2. Step 2: Convert to fraction form
   1,856.84/2,779.58 = 1,336.82/x
3. Step 3: Cross multiply
   1,856.84x = 2,779.58 × 1,336.82
4. Step 4: Simplify right side
   1,856.84x = 3,715,798.14
5. Step 5: Solve for x
   x = 3,715,798.14/1,856.84
6. Step 6: Final answer
   x = 2,001.14