Finding the Fourth Proportional to 4,100.76, 6,145.47 and 3,551.58

Step by Step Solution

1. Step 1: Write the proportion equation
   4,100.76 : 6,145.47 = 3,551.58 : x
2. Step 2: Convert to fraction form
   4,100.76/6,145.47 = 3,551.58/x
3. Step 3: Cross multiply
   4,100.76x = 6,145.47 × 3,551.58
4. Step 4: Simplify right side
   4,100.76x = 21,826,128.34
5. Step 5: Solve for x
   x = 21,826,128.34/4,100.76
6. Step 6: Final answer
   x = 5,322.46