Finding the Fourth Proportional to 2,448.17, 3,671.00 and 986.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.17 : 3,671.00 = 986.93 : x
2. Step 2: Convert to fraction form
   2,448.17/3,671.00 = 986.93/x
3. Step 3: Cross multiply
   2,448.17x = 3,671.00 × 986.93
4. Step 4: Simplify right side
   2,448.17x = 3,623,015.10
5. Step 5: Solve for x
   x = 3,623,015.10/2,448.17
6. Step 6: Final answer
   x = 1,479.89