Finding the Fourth Proportional to 1,374.32, 1,895.61 and 850.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.32 : 1,895.61 = 850.04 : x
2. Step 2: Convert to fraction form
   1,374.32/1,895.61 = 850.04/x
3. Step 3: Cross multiply
   1,374.32x = 1,895.61 × 850.04
4. Step 4: Simplify right side
   1,374.32x = 1,611,344.32
5. Step 5: Solve for x
   x = 1,611,344.32/1,374.32
6. Step 6: Final answer
   x = 1,172.47