Finding the Fourth Proportional to 10,066.50, 15,101.91 and 3,910.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,066.50 : 15,101.91 = 3,910.50 : x
2. Step 2: Convert to fraction form
   10,066.50/15,101.91 = 3,910.50/x
3. Step 3: Cross multiply
   10,066.50x = 15,101.91 × 3,910.50
4. Step 4: Simplify right side
   10,066.50x = 59,056,019.06
5. Step 5: Solve for x
   x = 59,056,019.06/10,066.50
6. Step 6: Final answer
   x = 5,866.59