Finding the Fourth Proportional to 1,897.83, 2,840.27 and 1,590.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.83 : 2,840.27 = 1,590.03 : x
2. Step 2: Convert to fraction form
   1,897.83/2,840.27 = 1,590.03/x
3. Step 3: Cross multiply
   1,897.83x = 2,840.27 × 1,590.03
4. Step 4: Simplify right side
   1,897.83x = 4,516,106.56
5. Step 5: Solve for x
   x = 4,516,106.56/1,897.83
6. Step 6: Final answer
   x = 2,379.62