Finding the Fourth Proportional to 105,552.36, 158,327.50 and 45,623.22

Step by Step Solution

1. Step 1: Write the proportion equation
   105,552.36 : 158,327.50 = 45,623.22 : x
2. Step 2: Convert to fraction form
   105,552.36/158,327.50 = 45,623.22/x
3. Step 3: Cross multiply
   105,552.36x = 158,327.50 × 45,623.22
4. Step 4: Simplify right side
   105,552.36x = 7,223,410,364.55
5. Step 5: Solve for x
   x = 7,223,410,364.55/105,552.36
6. Step 6: Final answer
   x = 68,434.38