Finding the Fourth Proportional to 79,242.82, 109,159.78 and 67,875.28

Step by Step Solution

1. Step 1: Write the proportion equation
   79,242.82 : 109,159.78 = 67,875.28 : x
2. Step 2: Convert to fraction form
   79,242.82/109,159.78 = 67,875.28/x
3. Step 3: Cross multiply
   79,242.82x = 109,159.78 × 67,875.28
4. Step 4: Simplify right side
   79,242.82x = 7,409,250,632.24
5. Step 5: Solve for x
   x = 7,409,250,632.24/79,242.82
6. Step 6: Final answer
   x = 93,500.59