Finding the Fourth Proportional to 10,053.65, 13,873.88 and 5,516.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,053.65 : 13,873.88 = 5,516.37 : x
2. Step 2: Convert to fraction form
   10,053.65/13,873.88 = 5,516.37/x
3. Step 3: Cross multiply
   10,053.65x = 13,873.88 × 5,516.37
4. Step 4: Simplify right side
   10,053.65x = 76,533,469.21
5. Step 5: Solve for x
   x = 76,533,469.21/10,053.65
6. Step 6: Final answer
   x = 7,612.50