Finding the Fourth Proportional to 10,815.04, 16,201.52 and 7,106.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,815.04 : 16,201.52 = 7,106.10 : x
2. Step 2: Convert to fraction form
   10,815.04/16,201.52 = 7,106.10/x
3. Step 3: Cross multiply
   10,815.04x = 16,201.52 × 7,106.10
4. Step 4: Simplify right side
   10,815.04x = 115,129,621.27
5. Step 5: Solve for x
   x = 115,129,621.27/10,815.04
6. Step 6: Final answer
   x = 10,645.33