Finding the Fourth Proportional to 10,164.77, 15,243.40 and 3,499.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,164.77 : 15,243.40 = 3,499.36 : x
2. Step 2: Convert to fraction form
   10,164.77/15,243.40 = 3,499.36/x
3. Step 3: Cross multiply
   10,164.77x = 15,243.40 × 3,499.36
4. Step 4: Simplify right side
   10,164.77x = 53,342,222.59
5. Step 5: Solve for x
   x = 53,342,222.59/10,164.77
6. Step 6: Final answer
   x = 5,247.76