Finding the Fourth Proportional to 79,205.52, 109,300.28 and 47,355.60

Step by Step Solution

1. Step 1: Write the proportion equation
   79,205.52 : 109,300.28 = 47,355.60 : x
2. Step 2: Convert to fraction form
   79,205.52/109,300.28 = 47,355.60/x
3. Step 3: Cross multiply
   79,205.52x = 109,300.28 × 47,355.60
4. Step 4: Simplify right side
   79,205.52x = 5,175,980,339.57
5. Step 5: Solve for x
   x = 5,175,980,339.57/79,205.52
6. Step 6: Final answer
   x = 65,348.73