Finding the Fourth Proportional to 1,347.46, 1,858.72 and 849.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,347.46 : 1,858.72 = 849.93 : x
2. Step 2: Convert to fraction form
   1,347.46/1,858.72 = 849.93/x
3. Step 3: Cross multiply
   1,347.46x = 1,858.72 × 849.93
4. Step 4: Simplify right side
   1,347.46x = 1,579,781.89
5. Step 5: Solve for x
   x = 1,579,781.89/1,347.46
6. Step 6: Final answer
   x = 1,172.41