Finding the Fourth Proportional to 2,094.35, 3,141.86 and 707.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.35 : 3,141.86 = 707.77 : x
2. Step 2: Convert to fraction form
   2,094.35/3,141.86 = 707.77/x
3. Step 3: Cross multiply
   2,094.35x = 3,141.86 × 707.77
4. Step 4: Simplify right side
   2,094.35x = 2,223,708.17
5. Step 5: Solve for x
   x = 2,223,708.17/2,094.35
6. Step 6: Final answer
   x = 1,061.77