Finding the Fourth Proportional to 1,597.47, 2,203.88 and 976.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.47 : 2,203.88 = 976.83 : x
2. Step 2: Convert to fraction form
   1,597.47/2,203.88 = 976.83/x
3. Step 3: Cross multiply
   1,597.47x = 2,203.88 × 976.83
4. Step 4: Simplify right side
   1,597.47x = 2,152,811.22
5. Step 5: Solve for x
   x = 2,152,811.22/1,597.47
6. Step 6: Final answer
   x = 1,347.64