Finding the Fourth Proportional to 3,872.63, 5,807.63 and 2,093.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,872.63 : 5,807.63 = 2,093.34 : x
2. Step 2: Convert to fraction form
   3,872.63/5,807.63 = 2,093.34/x
3. Step 3: Cross multiply
   3,872.63x = 5,807.63 × 2,093.34
4. Step 4: Simplify right side
   3,872.63x = 12,157,333.72
5. Step 5: Solve for x
   x = 12,157,333.72/3,872.63
6. Step 6: Final answer
   x = 3,139.30