Finding the Fourth Proportional to 14,091.45, 19,445.69 and 8,123.37

Step by Step Solution

1. Step 1: Write the proportion equation
   14,091.45 : 19,445.69 = 8,123.37 : x
2. Step 2: Convert to fraction form
   14,091.45/19,445.69 = 8,123.37/x
3. Step 3: Cross multiply
   14,091.45x = 19,445.69 × 8,123.37
4. Step 4: Simplify right side
   14,091.45x = 157,964,494.16
5. Step 5: Solve for x
   x = 157,964,494.16/14,091.45
6. Step 6: Final answer
   x = 11,209.95