Finding the Fourth Proportional to 10,977.60, 16,450.18 and 5,039.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,977.60 : 16,450.18 = 5,039.84 : x
2. Step 2: Convert to fraction form
   10,977.60/16,450.18 = 5,039.84/x
3. Step 3: Cross multiply
   10,977.60x = 16,450.18 × 5,039.84
4. Step 4: Simplify right side
   10,977.60x = 82,906,275.17
5. Step 5: Solve for x
   x = 82,906,275.17/10,977.60
6. Step 6: Final answer
   x = 7,552.31