Finding the Fourth Proportional to 79,401.36, 109,564.74 and 47,124.42

Step by Step Solution

1. Step 1: Write the proportion equation
   79,401.36 : 109,564.74 = 47,124.42 : x
2. Step 2: Convert to fraction form
   79,401.36/109,564.74 = 47,124.42/x
3. Step 3: Cross multiply
   79,401.36x = 109,564.74 × 47,124.42
4. Step 4: Simplify right side
   79,401.36x = 5,163,174,824.95
5. Step 5: Solve for x
   x = 5,163,174,824.95/79,401.36
6. Step 6: Final answer
   x = 65,026.28