Finding the Fourth Proportional to 3,900.93, 5,853.12 and 2,051.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,900.93 : 5,853.12 = 2,051.63 : x
2. Step 2: Convert to fraction form
   3,900.93/5,853.12 = 2,051.63/x
3. Step 3: Cross multiply
   3,900.93x = 5,853.12 × 2,051.63
4. Step 4: Simplify right side
   3,900.93x = 12,008,407.32
5. Step 5: Solve for x
   x = 12,008,407.32/3,900.93
6. Step 6: Final answer
   x = 3,078.34