Finding the Fourth Proportional to 79,436.72, 109,616.28 and 45,904.88

Step by Step Solution

1. Step 1: Write the proportion equation
   79,436.72 : 109,616.28 = 45,904.88 : x
2. Step 2: Convert to fraction form
   79,436.72/109,616.28 = 45,904.88/x
3. Step 3: Cross multiply
   79,436.72x = 109,616.28 × 45,904.88
4. Step 4: Simplify right side
   79,436.72x = 5,031,922,179.45
5. Step 5: Solve for x
   x = 5,031,922,179.45/79,436.72
6. Step 6: Final answer
   x = 63,345.04