Finding the Fourth Proportional to 79,629.49, 109,889.52 and 45,637.24

Step by Step Solution

1. Step 1: Write the proportion equation
   79,629.49 : 109,889.52 = 45,637.24 : x
2. Step 2: Convert to fraction form
   79,629.49/109,889.52 = 45,637.24/x
3. Step 3: Cross multiply
   79,629.49x = 109,889.52 × 45,637.24
4. Step 4: Simplify right side
   79,629.49x = 5,015,054,397.72
5. Step 5: Solve for x
   x = 5,015,054,397.72/79,629.49
6. Step 6: Final answer
   x = 62,979.86