Finding the Fourth Proportional to 2,208.77, 3,314.01 and 975.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208.77 : 3,314.01 = 975.31 : x
2. Step 2: Convert to fraction form
   2,208.77/3,314.01 = 975.31/x
3. Step 3: Cross multiply
   2,208.77x = 3,314.01 × 975.31
4. Step 4: Simplify right side
   2,208.77x = 3,232,187.09
5. Step 5: Solve for x
   x = 3,232,187.09/2,208.77
6. Step 6: Final answer
   x = 1,463.34