Finding the Fourth Proportional to 1,346.10, 1,857.27 and 848.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.10 : 1,857.27 = 848.70 : x
2. Step 2: Convert to fraction form
   1,346.10/1,857.27 = 848.70/x
3. Step 3: Cross multiply
   1,346.10x = 1,857.27 × 848.70
4. Step 4: Simplify right side
   1,346.10x = 1,576,265.05
5. Step 5: Solve for x
   x = 1,576,265.05/1,346.10
6. Step 6: Final answer
   x = 1,170.99