Finding the Fourth Proportional to 10,619.36, 14,654.56 and 5,903.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,619.36 : 14,654.56 = 5,903.56 : x
2. Step 2: Convert to fraction form
   10,619.36/14,654.56 = 5,903.56/x
3. Step 3: Cross multiply
   10,619.36x = 14,654.56 × 5,903.56
4. Step 4: Simplify right side
   10,619.36x = 86,514,074.23
5. Step 5: Solve for x
   x = 86,514,074.23/10,619.36
6. Step 6: Final answer
   x = 8,146.83