Finding the Fourth Proportional to 1,672.32, 2,508.52 and 983.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672.32 : 2,508.52 = 983.82 : x
2. Step 2: Convert to fraction form
   1,672.32/2,508.52 = 983.82/x
3. Step 3: Cross multiply
   1,672.32x = 2,508.52 × 983.82
4. Step 4: Simplify right side
   1,672.32x = 2,467,932.15
5. Step 5: Solve for x
   x = 2,467,932.15/1,672.32
6. Step 6: Final answer
   x = 1,475.75