Finding the Fourth Proportional to 79,404.58, 109,570.17 and 47,572.66

Step by Step Solution

1. Step 1: Write the proportion equation
   79,404.58 : 109,570.17 = 47,572.66 : x
2. Step 2: Convert to fraction form
   79,404.58/109,570.17 = 47,572.66/x
3. Step 3: Cross multiply
   79,404.58x = 109,570.17 × 47,572.66
4. Step 4: Simplify right side
   79,404.58x = 5,212,544,443.55
5. Step 5: Solve for x
   x = 5,212,544,443.55/79,404.58
6. Step 6: Final answer
   x = 65,645.39