Finding the Fourth Proportional to 13,325.98, 19,983.12 and 7,084.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,325.98 : 19,983.12 = 7,084.48 : x
2. Step 2: Convert to fraction form
   13,325.98/19,983.12 = 7,084.48/x
3. Step 3: Cross multiply
   13,325.98x = 19,983.12 × 7,084.48
4. Step 4: Simplify right side
   13,325.98x = 141,570,013.98
5. Step 5: Solve for x
   x = 141,570,013.98/13,325.98
6. Step 6: Final answer
   x = 10,623.61