Finding the Fourth Proportional to 2,093.82, 3,140.76 and 707.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.82 : 3,140.76 = 707.72 : x
2. Step 2: Convert to fraction form
   2,093.82/3,140.76 = 707.72/x
3. Step 3: Cross multiply
   2,093.82x = 3,140.76 × 707.72
4. Step 4: Simplify right side
   2,093.82x = 2,222,778.67
5. Step 5: Solve for x
   x = 2,222,778.67/2,093.82
6. Step 6: Final answer
   x = 1,061.59