Finding the Fourth Proportional to 10,100.51, 15,151.26 and 3,861.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,100.51 : 15,151.26 = 3,861.06 : x
2. Step 2: Convert to fraction form
   10,100.51/15,151.26 = 3,861.06/x
3. Step 3: Cross multiply
   10,100.51x = 15,151.26 × 3,861.06
4. Step 4: Simplify right side
   10,100.51x = 58,499,923.94
5. Step 5: Solve for x
   x = 58,499,923.94/10,100.51
6. Step 6: Final answer
   x = 5,791.78