Finding the Fourth Proportional to 10,089.17, 13,922.84 and 5,612.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,089.17 : 13,922.84 = 5,612.82 : x
2. Step 2: Convert to fraction form
   10,089.17/13,922.84 = 5,612.82/x
3. Step 3: Cross multiply
   10,089.17x = 13,922.84 × 5,612.82
4. Step 4: Simplify right side
   10,089.17x = 78,146,394.81
5. Step 5: Solve for x
   x = 78,146,394.81/10,089.17
6. Step 6: Final answer
   x = 7,745.57