Finding the Fourth Proportional to 10,556.51, 15,830.31 and 3,162.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,556.51 : 15,830.31 = 3,162.02 : x
2. Step 2: Convert to fraction form
   10,556.51/15,830.31 = 3,162.02/x
3. Step 3: Cross multiply
   10,556.51x = 15,830.31 × 3,162.02
4. Step 4: Simplify right side
   10,556.51x = 50,055,756.83
5. Step 5: Solve for x
   x = 50,055,756.83/10,556.51
6. Step 6: Final answer
   x = 4,741.70