Finding the Fourth Proportional to 2,373.82, 3,561.32 and 986.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.82 : 3,561.32 = 986.74 : x
2. Step 2: Convert to fraction form
   2,373.82/3,561.32 = 986.74/x
3. Step 3: Cross multiply
   2,373.82x = 3,561.32 × 986.74
4. Step 4: Simplify right side
   2,373.82x = 3,514,096.90
5. Step 5: Solve for x
   x = 3,514,096.90/2,373.82
6. Step 6: Final answer
   x = 1,480.36