Finding the Fourth Proportional to 10,607.58, 15,887.15 and 5,064.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,607.58 : 15,887.15 = 5,064.81 : x
2. Step 2: Convert to fraction form
   10,607.58/15,887.15 = 5,064.81/x
3. Step 3: Cross multiply
   10,607.58x = 15,887.15 × 5,064.81
4. Step 4: Simplify right side
   10,607.58x = 80,465,464.33
5. Step 5: Solve for x
   x = 80,465,464.33/10,607.58
6. Step 6: Final answer
   x = 7,585.66