Finding the Fourth Proportional to 1,435.52, 1,980.96 and 846.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435.52 : 1,980.96 = 846.08 : x
2. Step 2: Convert to fraction form
   1,435.52/1,980.96 = 846.08/x
3. Step 3: Cross multiply
   1,435.52x = 1,980.96 × 846.08
4. Step 4: Simplify right side
   1,435.52x = 1,676,050.64
5. Step 5: Solve for x
   x = 1,676,050.64/1,435.52
6. Step 6: Final answer
   x = 1,167.56