Finding the Fourth Proportional to 1,436.02, 1,980.94 and 846.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436.02 : 1,980.94 = 846.22 : x
2. Step 2: Convert to fraction form
   1,436.02/1,980.94 = 846.22/x
3. Step 3: Cross multiply
   1,436.02x = 1,980.94 × 846.22
4. Step 4: Simplify right side
   1,436.02x = 1,676,311.05
5. Step 5: Solve for x
   x = 1,676,311.05/1,436.02
6. Step 6: Final answer
   x = 1,167.33