Finding the Fourth Proportional to 13,300.54, 19,957.79 and 5,910.29

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.54 : 19,957.79 = 5,910.29 : x
2. Step 2: Convert to fraction form
   13,300.54/19,957.79 = 5,910.29/x
3. Step 3: Cross multiply
   13,300.54x = 19,957.79 × 5,910.29
4. Step 4: Simplify right side
   13,300.54x = 117,956,326.66
5. Step 5: Solve for x
   x = 117,956,326.66/13,300.54
6. Step 6: Final answer
   x = 8,868.54