Finding the Fourth Proportional to 9,945.32, 14,914.32 and 5,786.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,945.32 : 14,914.32 = 5,786.39 : x
2. Step 2: Convert to fraction form
   9,945.32/14,914.32 = 5,786.39/x
3. Step 3: Cross multiply
   9,945.32x = 14,914.32 × 5,786.39
4. Step 4: Simplify right side
   9,945.32x = 86,300,072.10
5. Step 5: Solve for x
   x = 86,300,072.10/9,945.32
6. Step 6: Final answer
   x = 8,677.46