Finding the Fourth Proportional to 10,105.99, 15,157.18 and 3,534.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.99 : 15,157.18 = 3,534.06 : x
2. Step 2: Convert to fraction form
   10,105.99/15,157.18 = 3,534.06/x
3. Step 3: Cross multiply
   10,105.99x = 15,157.18 × 3,534.06
4. Step 4: Simplify right side
   10,105.99x = 53,566,383.55
5. Step 5: Solve for x
   x = 53,566,383.55/10,105.99
6. Step 6: Final answer
   x = 5,300.46