Finding the Fourth Proportional to 105,477.12, 158,105.52 and 63,357.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,477.12 : 158,105.52 = 63,357.12 : x
2. Step 2: Convert to fraction form
   105,477.12/158,105.52 = 63,357.12/x
3. Step 3: Cross multiply
   105,477.12x = 158,105.52 × 63,357.12
4. Step 4: Simplify right side
   105,477.12x = 10,017,110,403.30
5. Step 5: Solve for x
   x = 10,017,110,403.30/105,477.12
6. Step 6: Final answer
   x = 94,969.51