Finding the Fourth Proportional to 23,631.98, 35,455.71 and 20,148.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,631.98 : 35,455.71 = 20,148.26 : x
2. Step 2: Convert to fraction form
   23,631.98/35,455.71 = 20,148.26/x
3. Step 3: Cross multiply
   23,631.98x = 35,455.71 × 20,148.26
4. Step 4: Simplify right side
   23,631.98x = 714,370,863.56
5. Step 5: Solve for x
   x = 714,370,863.56/23,631.98
6. Step 6: Final answer
   x = 30,228.99