Finding the Fourth Proportional to 13,696.95, 18,901.83 and 7,409.33

Step by Step Solution

1. Step 1: Write the proportion equation
   13,696.95 : 18,901.83 = 7,409.33 : x
2. Step 2: Convert to fraction form
   13,696.95/18,901.83 = 7,409.33/x
3. Step 3: Cross multiply
   13,696.95x = 18,901.83 × 7,409.33
4. Step 4: Simplify right side
   13,696.95x = 140,049,801.56
5. Step 5: Solve for x
   x = 140,049,801.56/13,696.95
6. Step 6: Final answer
   x = 10,224.89