Finding the Fourth Proportional to 10,599.69, 15,901.29 and 3,580.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,599.69 : 15,901.29 = 3,580.37 : x
2. Step 2: Convert to fraction form
   10,599.69/15,901.29 = 3,580.37/x
3. Step 3: Cross multiply
   10,599.69x = 15,901.29 × 3,580.37
4. Step 4: Simplify right side
   10,599.69x = 56,932,422.17
5. Step 5: Solve for x
   x = 56,932,422.17/10,599.69
6. Step 6: Final answer
   x = 5,371.14