Finding the Fourth Proportional to 2,037.90, 3,054.42 and 1,051.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037.90 : 3,054.42 = 1,051.20 : x
2. Step 2: Convert to fraction form
   2,037.90/3,054.42 = 1,051.20/x
3. Step 3: Cross multiply
   2,037.90x = 3,054.42 × 1,051.20
4. Step 4: Simplify right side
   2,037.90x = 3,210,806.30
5. Step 5: Solve for x
   x = 3,210,806.30/2,037.90
6. Step 6: Final answer
   x = 1,575.55