Finding the Fourth Proportional to 13,321.02, 19,983.96 and 7,084.02

Step by Step Solution

1. Step 1: Write the proportion equation
   13,321.02 : 19,983.96 = 7,084.02 : x
2. Step 2: Convert to fraction form
   13,321.02/19,983.96 = 7,084.02/x
3. Step 3: Cross multiply
   13,321.02x = 19,983.96 × 7,084.02
4. Step 4: Simplify right side
   13,321.02x = 141,566,772.32
5. Step 5: Solve for x
   x = 141,566,772.32/13,321.02
6. Step 6: Final answer
   x = 10,627.32