Finding the Fourth Proportional to 13,764.69, 18,975.27 and 10,174.35

Step by Step Solution

1. Step 1: Write the proportion equation
   13,764.69 : 18,975.27 = 10,174.35 : x
2. Step 2: Convert to fraction form
   13,764.69/18,975.27 = 10,174.35/x
3. Step 3: Cross multiply
   13,764.69x = 18,975.27 × 10,174.35
4. Step 4: Simplify right side
   13,764.69x = 193,061,038.32
5. Step 5: Solve for x
   x = 193,061,038.32/13,764.69
6. Step 6: Final answer
   x = 14,025.82