Finding the Fourth Proportional to 1,900.19, 2,851.27 and 1,437.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.19 : 2,851.27 = 1,437.82 : x
2. Step 2: Convert to fraction form
   1,900.19/2,851.27 = 1,437.82/x
3. Step 3: Cross multiply
   1,900.19x = 2,851.27 × 1,437.82
4. Step 4: Simplify right side
   1,900.19x = 4,099,602.31
5. Step 5: Solve for x
   x = 4,099,602.31/1,900.19
6. Step 6: Final answer
   x = 2,157.47