Finding the Fourth Proportional to 15,447.15, 23,162.43 and 4,914.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,447.15 : 23,162.43 = 4,914.31 : x
2. Step 2: Convert to fraction form
   15,447.15/23,162.43 = 4,914.31/x
3. Step 3: Cross multiply
   15,447.15x = 23,162.43 × 4,914.31
4. Step 4: Simplify right side
   15,447.15x = 113,827,361.37
5. Step 5: Solve for x
   x = 113,827,361.37/15,447.15
6. Step 6: Final answer
   x = 7,368.83