Finding the Fourth Proportional to 1,907.10, 2,861.63 and 1,444.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,907.10 : 2,861.63 = 1,444.72 : x
2. Step 2: Convert to fraction form
   1,907.10/2,861.63 = 1,444.72/x
3. Step 3: Cross multiply
   1,907.10x = 2,861.63 × 1,444.72
4. Step 4: Simplify right side
   1,907.10x = 4,134,254.09
5. Step 5: Solve for x
   x = 4,134,254.09/1,907.10
6. Step 6: Final answer
   x = 2,167.82