Finding the Fourth Proportional to 1,347.51, 1,858.70 and 849.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,347.51 : 1,858.70 = 849.27 : x
2. Step 2: Convert to fraction form
   1,347.51/1,858.70 = 849.27/x
3. Step 3: Cross multiply
   1,347.51x = 1,858.70 × 849.27
4. Step 4: Simplify right side
   1,347.51x = 1,578,538.15
5. Step 5: Solve for x
   x = 1,578,538.15/1,347.51
6. Step 6: Final answer
   x = 1,171.45