Finding the Fourth Proportional to 105,414.56, 158,137.46 and 30,525.35

Step by Step Solution

1. Step 1: Write the proportion equation
   105,414.56 : 158,137.46 = 30,525.35 : x
2. Step 2: Convert to fraction form
   105,414.56/158,137.46 = 30,525.35/x
3. Step 3: Cross multiply
   105,414.56x = 158,137.46 × 30,525.35
4. Step 4: Simplify right side
   105,414.56x = 4,827,201,314.61
5. Step 5: Solve for x
   x = 4,827,201,314.61/105,414.56
6. Step 6: Final answer
   x = 45,792.55