Finding the Fourth Proportional to 2,074.51, 2,861.35 and 1,376.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.51 : 2,861.35 = 1,376.83 : x
2. Step 2: Convert to fraction form
   2,074.51/2,861.35 = 1,376.83/x
3. Step 3: Cross multiply
   2,074.51x = 2,861.35 × 1,376.83
4. Step 4: Simplify right side
   2,074.51x = 3,939,592.52
5. Step 5: Solve for x
   x = 3,939,592.52/2,074.51
6. Step 6: Final answer
   x = 1,899.05