Finding the Fourth Proportional to 1,373.82, 1,895.95 and 849.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.82 : 1,895.95 = 849.86 : x
2. Step 2: Convert to fraction form
   1,373.82/1,895.95 = 849.86/x
3. Step 3: Cross multiply
   1,373.82x = 1,895.95 × 849.86
4. Step 4: Simplify right side
   1,373.82x = 1,611,292.07
5. Step 5: Solve for x
   x = 1,611,292.07/1,373.82
6. Step 6: Final answer
   x = 1,172.86