Finding the Fourth Proportional to 2,094.36, 3,141.89 and 707.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.36 : 3,141.89 = 707.70 : x
2. Step 2: Convert to fraction form
   2,094.36/3,141.89 = 707.70/x
3. Step 3: Cross multiply
   2,094.36x = 3,141.89 × 707.70
4. Step 4: Simplify right side
   2,094.36x = 2,223,526.45
5. Step 5: Solve for x
   x = 2,223,526.45/2,094.36
6. Step 6: Final answer
   x = 1,061.68