Finding the Fourth Proportional to 8,410.64, 12,617.94 and 4,715.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,410.64 : 12,617.94 = 4,715.42 : x
2. Step 2: Convert to fraction form
   8,410.64/12,617.94 = 4,715.42/x
3. Step 3: Cross multiply
   8,410.64x = 12,617.94 × 4,715.42
4. Step 4: Simplify right side
   8,410.64x = 59,498,886.63
5. Step 5: Solve for x
   x = 59,498,886.63/8,410.64
6. Step 6: Final answer
   x = 7,074.24