Finding the Fourth Proportional to 12,314.94, 18,475.00 and 3,994.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,314.94 : 18,475.00 = 3,994.30 : x
2. Step 2: Convert to fraction form
   12,314.94/18,475.00 = 3,994.30/x
3. Step 3: Cross multiply
   12,314.94x = 18,475.00 × 3,994.30
4. Step 4: Simplify right side
   12,314.94x = 73,794,672.53
5. Step 5: Solve for x
   x = 73,794,672.53/12,314.94
6. Step 6: Final answer
   x = 5,992.29