Finding the Fourth Proportional to 9,983.79, 13,779.32 and 5,794.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.79 : 13,779.32 = 5,794.47 : x
2. Step 2: Convert to fraction form
   9,983.79/13,779.32 = 5,794.47/x
3. Step 3: Cross multiply
   9,983.79x = 13,779.32 × 5,794.47
4. Step 4: Simplify right side
   9,983.79x = 79,843,827.39
5. Step 5: Solve for x
   x = 79,843,827.39/9,983.79
6. Step 6: Final answer
   x = 7,997.35