Finding the Fourth Proportional to 10,615, 15,810.37 and 10,059.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,615 : 15,810.37 = 10,059.88 : x
2. Step 2: Convert to fraction form
   10,615/15,810.37 = 10,059.88/x
3. Step 3: Cross multiply
   10,615x = 15,810.37 × 10,059.88
4. Step 4: Simplify right side
   10,615x = 159,050,424.96
5. Step 5: Solve for x
   x = 159,050,424.96/10,615
6. Step 6: Final answer
   x = 14,983.55