Finding the Fourth Proportional to 10,112.58, 15,168.15 and 4,268.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,112.58 : 15,168.15 = 4,268.63 : x
2. Step 2: Convert to fraction form
   10,112.58/15,168.15 = 4,268.63/x
3. Step 3: Cross multiply
   10,112.58x = 15,168.15 × 4,268.63
4. Step 4: Simplify right side
   10,112.58x = 64,747,144.29
5. Step 5: Solve for x
   x = 64,747,144.29/10,112.58
6. Step 6: Final answer
   x = 6,402.63