Finding the Fourth Proportional to 8,308.77, 12,465.51 and 3,381.95

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.77 : 12,465.51 = 3,381.95 : x
2. Step 2: Convert to fraction form
   8,308.77/12,465.51 = 3,381.95/x
3. Step 3: Cross multiply
   8,308.77x = 12,465.51 × 3,381.95
4. Step 4: Simplify right side
   8,308.77x = 42,157,731.54
5. Step 5: Solve for x
   x = 42,157,731.54/8,308.77
6. Step 6: Final answer
   x = 5,073.88