Finding the Fourth Proportional to 10,878.00, 16,314.72 and 5,325.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,878.00 : 16,314.72 = 5,325.75 : x
2. Step 2: Convert to fraction form
   10,878.00/16,314.72 = 5,325.75/x
3. Step 3: Cross multiply
   10,878.00x = 16,314.72 × 5,325.75
4. Step 4: Simplify right side
   10,878.00x = 86,888,100.07
5. Step 5: Solve for x
   x = 86,888,100.07/10,878.00
6. Step 6: Final answer
   x = 7,987.51