Finding the Fourth Proportional to 10,949.58, 16,419.51 and 5,103

Step by Step Solution

1. Step 1: Write the proportion equation
   10,949.58 : 16,419.51 = 5,103 : x
2. Step 2: Convert to fraction form
   10,949.58/16,419.51 = 5,103/x
3. Step 3: Cross multiply
   10,949.58x = 16,419.51 × 5,103
4. Step 4: Simplify right side
   10,949.58x = 83,788,759.53
5. Step 5: Solve for x
   x = 83,788,759.53/10,949.58
6. Step 6: Final answer
   x = 7,652.24