Finding the Fourth Proportional to 10,146.83, 15,220.04 and 3,908.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.83 : 15,220.04 = 3,908.18 : x
2. Step 2: Convert to fraction form
   10,146.83/15,220.04 = 3,908.18/x
3. Step 3: Cross multiply
   10,146.83x = 15,220.04 × 3,908.18
4. Step 4: Simplify right side
   10,146.83x = 59,482,560.29
5. Step 5: Solve for x
   x = 59,482,560.29/10,146.83
6. Step 6: Final answer
   x = 5,862.18