Finding the Fourth Proportional to 105,644.24, 158,409.12 and 46,410.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,644.24 : 158,409.12 = 46,410.56 : x
2. Step 2: Convert to fraction form
   105,644.24/158,409.12 = 46,410.56/x
3. Step 3: Cross multiply
   105,644.24x = 158,409.12 × 46,410.56
4. Step 4: Simplify right side
   105,644.24x = 7,351,855,968.31
5. Step 5: Solve for x
   x = 7,351,855,968.31/105,644.24
6. Step 6: Final answer
   x = 69,590.69