Finding the Fourth Proportional to 105,763.76, 158,666.72 and 35,663.12

Step by Step Solution

1. Step 1: Write the proportion equation
   105,763.76 : 158,666.72 = 35,663.12 : x
2. Step 2: Convert to fraction form
   105,763.76/158,666.72 = 35,663.12/x
3. Step 3: Cross multiply
   105,763.76x = 158,666.72 × 35,663.12
4. Step 4: Simplify right side
   105,763.76x = 5,658,550,275.37
5. Step 5: Solve for x
   x = 5,658,550,275.37/105,763.76
6. Step 6: Final answer
   x = 53,501.79