Finding the Fourth Proportional to 10,922.04, 16,388.82 and 5,077.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,922.04 : 16,388.82 = 5,077.08 : x
2. Step 2: Convert to fraction form
   10,922.04/16,388.82 = 5,077.08/x
3. Step 3: Cross multiply
   10,922.04x = 16,388.82 × 5,077.08
4. Step 4: Simplify right side
   10,922.04x = 83,207,350.25
5. Step 5: Solve for x
   x = 83,207,350.25/10,922.04
6. Step 6: Final answer
   x = 7,618.30