Finding the Fourth Proportional to 99,659.48, 149,519.39 and 35,609.24

Step by Step Solution

1. Step 1: Write the proportion equation
   99,659.48 : 149,519.39 = 35,609.24 : x
2. Step 2: Convert to fraction form
   99,659.48/149,519.39 = 35,609.24/x
3. Step 3: Cross multiply
   99,659.48x = 149,519.39 × 35,609.24
4. Step 4: Simplify right side
   99,659.48x = 5,324,271,184.59
5. Step 5: Solve for x
   x = 5,324,271,184.59/99,659.48
6. Step 6: Final answer
   x = 53,424.64