Finding the Fourth Proportional to 1,406.04, 1,940.41 and 846.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406.04 : 1,940.41 = 846.69 : x
2. Step 2: Convert to fraction form
   1,406.04/1,940.41 = 846.69/x
3. Step 3: Cross multiply
   1,406.04x = 1,940.41 × 846.69
4. Step 4: Simplify right side
   1,406.04x = 1,642,914.76
5. Step 5: Solve for x
   x = 1,642,914.76/1,406.04
6. Step 6: Final answer
   x = 1,168.47