Finding the Fourth Proportional to 13,764.06, 18,994.41 and 7,476.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,764.06 : 18,994.41 = 7,476.48 : x
2. Step 2: Convert to fraction form
   13,764.06/18,994.41 = 7,476.48/x
3. Step 3: Cross multiply
   13,764.06x = 18,994.41 × 7,476.48
4. Step 4: Simplify right side
   13,764.06x = 142,011,326.48
5. Step 5: Solve for x
   x = 142,011,326.48/13,764.06
6. Step 6: Final answer
   x = 10,317.55