Finding the Fourth Proportional to 10,065.06, 13,889.88 and 5,872.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065.06 : 13,889.88 = 5,872.50 : x
2. Step 2: Convert to fraction form
   10,065.06/13,889.88 = 5,872.50/x
3. Step 3: Cross multiply
   10,065.06x = 13,889.88 × 5,872.50
4. Step 4: Simplify right side
   10,065.06x = 81,568,320.30
5. Step 5: Solve for x
   x = 81,568,320.30/10,065.06
6. Step 6: Final answer
   x = 8,104.11