Finding the Fourth Proportional to 1,373.02, 1,893.90 and 848.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.02 : 1,893.90 = 848.50 : x
2. Step 2: Convert to fraction form
   1,373.02/1,893.90 = 848.50/x
3. Step 3: Cross multiply
   1,373.02x = 1,893.90 × 848.50
4. Step 4: Simplify right side
   1,373.02x = 1,606,974.15
5. Step 5: Solve for x
   x = 1,606,974.15/1,373.02
6. Step 6: Final answer
   x = 1,170.39