Finding the Fourth Proportional to 4,921.01, 7,380.82 and 1,411.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,921.01 : 7,380.82 = 1,411.31 : x
2. Step 2: Convert to fraction form
   4,921.01/7,380.82 = 1,411.31/x
3. Step 3: Cross multiply
   4,921.01x = 7,380.82 × 1,411.31
4. Step 4: Simplify right side
   4,921.01x = 10,416,636.47
5. Step 5: Solve for x
   x = 10,416,636.47/4,921.01
6. Step 6: Final answer
   x = 2,116.77