Finding the Fourth Proportional to 105,524.55, 158,295.06 and 30,645.92

Step by Step Solution

1. Step 1: Write the proportion equation
   105,524.55 : 158,295.06 = 30,645.92 : x
2. Step 2: Convert to fraction form
   105,524.55/158,295.06 = 30,645.92/x
3. Step 3: Cross multiply
   105,524.55x = 158,295.06 × 30,645.92
4. Step 4: Simplify right side
   105,524.55x = 4,851,098,140.89
5. Step 5: Solve for x
   x = 4,851,098,140.89/105,524.55
6. Step 6: Final answer
   x = 45,971.28