Finding the Fourth Proportional to 2,093.15, 3,138.46 and 706.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.15 : 3,138.46 = 706.10 : x
2. Step 2: Convert to fraction form
   2,093.15/3,138.46 = 706.10/x
3. Step 3: Cross multiply
   2,093.15x = 3,138.46 × 706.10
4. Step 4: Simplify right side
   2,093.15x = 2,216,066.61
5. Step 5: Solve for x
   x = 2,216,066.61/2,093.15
6. Step 6: Final answer
   x = 1,058.72