Finding the Fourth Proportional to 10,111.47, 15,168.83 and 2,996.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111.47 : 15,168.83 = 2,996.43 : x
2. Step 2: Convert to fraction form
   10,111.47/15,168.83 = 2,996.43/x
3. Step 3: Cross multiply
   10,111.47x = 15,168.83 × 2,996.43
4. Step 4: Simplify right side
   10,111.47x = 45,452,322.29
5. Step 5: Solve for x
   x = 45,452,322.29/10,111.47
6. Step 6: Final answer
   x = 4,495.13