Finding the Fourth Proportional to 9,987.52, 13,782.72 and 5,795.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,987.52 : 13,782.72 = 5,795.68 : x
2. Step 2: Convert to fraction form
   9,987.52/13,782.72 = 5,795.68/x
3. Step 3: Cross multiply
   9,987.52x = 13,782.72 × 5,795.68
4. Step 4: Simplify right side
   9,987.52x = 79,880,234.65
5. Step 5: Solve for x
   x = 79,880,234.65/9,987.52
6. Step 6: Final answer
   x = 7,998.00