Finding the Fourth Proportional to 105,645.24, 158,410.62 and 46,411.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,645.24 : 158,410.62 = 46,411.56 : x
2. Step 2: Convert to fraction form
   105,645.24/158,410.62 = 46,411.56/x
3. Step 3: Cross multiply
   105,645.24x = 158,410.62 × 46,411.56
4. Step 4: Simplify right side
   105,645.24x = 7,352,083,994.77
5. Step 5: Solve for x
   x = 7,352,083,994.77/105,645.24
6. Step 6: Final answer
   x = 69,592.19