Finding the Fourth Proportional to 10,499.58, 15,745.38 and 3,477.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.58 : 15,745.38 = 3,477.51 : x
2. Step 2: Convert to fraction form
   10,499.58/15,745.38 = 3,477.51/x
3. Step 3: Cross multiply
   10,499.58x = 15,745.38 × 3,477.51
4. Step 4: Simplify right side
   10,499.58x = 54,754,716.40
5. Step 5: Solve for x
   x = 54,754,716.40/10,499.58
6. Step 6: Final answer
   x = 5,214.94