Finding the Fourth Proportional to 79,362.72, 109,492.56 and 48,725.28

Step by Step Solution

1. Step 1: Write the proportion equation
   79,362.72 : 109,492.56 = 48,725.28 : x
2. Step 2: Convert to fraction form
   79,362.72/109,492.56 = 48,725.28/x
3. Step 3: Cross multiply
   79,362.72x = 109,492.56 × 48,725.28
4. Step 4: Simplify right side
   79,362.72x = 5,335,055,643.92
5. Step 5: Solve for x
   x = 5,335,055,643.92/79,362.72
6. Step 6: Final answer
   x = 67,223.70