Finding the Fourth Proportional to 79,408.83, 109,552.93 and 45,399.05

Step by Step Solution

1. Step 1: Write the proportion equation
   79,408.83 : 109,552.93 = 45,399.05 : x
2. Step 2: Convert to fraction form
   79,408.83/109,552.93 = 45,399.05/x
3. Step 3: Cross multiply
   79,408.83x = 109,552.93 × 45,399.05
4. Step 4: Simplify right side
   79,408.83x = 4,973,598,946.72
5. Step 5: Solve for x
   x = 4,973,598,946.72/79,408.83
6. Step 6: Final answer
   x = 62,632.82