Finding the Fourth Proportional to 10,141.03, 15,212.76 and 3,899.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,141.03 : 15,212.76 = 3,899.59 : x
2. Step 2: Convert to fraction form
   10,141.03/15,212.76 = 3,899.59/x
3. Step 3: Cross multiply
   10,141.03x = 15,212.76 × 3,899.59
4. Step 4: Simplify right side
   10,141.03x = 59,323,526.77
5. Step 5: Solve for x
   x = 59,323,526.77/10,141.03
6. Step 6: Final answer
   x = 5,849.85