Finding the Fourth Proportional to 8,338.79, 12,507.89 and 2,495.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,338.79 : 12,507.89 = 2,495.25 : x
2. Step 2: Convert to fraction form
   8,338.79/12,507.89 = 2,495.25/x
3. Step 3: Cross multiply
   8,338.79x = 12,507.89 × 2,495.25
4. Step 4: Simplify right side
   8,338.79x = 31,210,300.05
5. Step 5: Solve for x
   x = 31,210,300.05/8,338.79
6. Step 6: Final answer
   x = 3,742.78