Finding the Fourth Proportional to 3,948.17, 5,920.52 and 2,098.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,948.17 : 5,920.52 = 2,098.84 : x
2. Step 2: Convert to fraction form
   3,948.17/5,920.52 = 2,098.84/x
3. Step 3: Cross multiply
   3,948.17x = 5,920.52 × 2,098.84
4. Step 4: Simplify right side
   3,948.17x = 12,426,224.20
5. Step 5: Solve for x
   x = 12,426,224.20/3,948.17
6. Step 6: Final answer
   x = 3,147.34