Finding the Fourth Proportional to 9,981.87, 13,775.61 and 5,734.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,981.87 : 13,775.61 = 5,734.26 : x
2. Step 2: Convert to fraction form
   9,981.87/13,775.61 = 5,734.26/x
3. Step 3: Cross multiply
   9,981.87x = 13,775.61 × 5,734.26
4. Step 4: Simplify right side
   9,981.87x = 78,992,929.40
5. Step 5: Solve for x
   x = 78,992,929.40/9,981.87
6. Step 6: Final answer
   x = 7,913.64