Finding the Fourth Proportional to 2,592.35, 3,890.48 and 1,900.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592.35 : 3,890.48 = 1,900.82 : x
2. Step 2: Convert to fraction form
   2,592.35/3,890.48 = 1,900.82/x
3. Step 3: Cross multiply
   2,592.35x = 3,890.48 × 1,900.82
4. Step 4: Simplify right side
   2,592.35x = 7,395,091.22
5. Step 5: Solve for x
   x = 7,395,091.22/2,592.35
6. Step 6: Final answer
   x = 2,852.65