Finding the Fourth Proportional to 10,110.69, 15,155.64 and 3,869.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,110.69 : 15,155.64 = 3,869.01 : x
2. Step 2: Convert to fraction form
   10,110.69/15,155.64 = 3,869.01/x
3. Step 3: Cross multiply
   10,110.69x = 15,155.64 × 3,869.01
4. Step 4: Simplify right side
   10,110.69x = 58,637,322.72
5. Step 5: Solve for x
   x = 58,637,322.72/10,110.69
6. Step 6: Final answer
   x = 5,799.54