Finding the Fourth Proportional to 9,983.99, 14,985.90 and 5,304.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.99 : 14,985.90 = 5,304.04 : x
2. Step 2: Convert to fraction form
   9,983.99/14,985.90 = 5,304.04/x
3. Step 3: Cross multiply
   9,983.99x = 14,985.90 × 5,304.04
4. Step 4: Simplify right side
   9,983.99x = 79,485,775.57
5. Step 5: Solve for x
   x = 79,485,775.57/9,983.99
6. Step 6: Final answer
   x = 7,961.32