Finding the Fourth Proportional to 2,093.83, 3,140.69 and 707.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.83 : 3,140.69 = 707.15 : x
2. Step 2: Convert to fraction form
   2,093.83/3,140.69 = 707.15/x
3. Step 3: Cross multiply
   2,093.83x = 3,140.69 × 707.15
4. Step 4: Simplify right side
   2,093.83x = 2,220,943.25
5. Step 5: Solve for x
   x = 2,220,943.25/2,093.83
6. Step 6: Final answer
   x = 1,060.71