Finding the Fourth Proportional to 79,753.10, 119,630.10 and 20,584.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,753.10 : 119,630.10 = 20,584.72 : x
2. Step 2: Convert to fraction form
   79,753.10/119,630.10 = 20,584.72/x
3. Step 3: Cross multiply
   79,753.10x = 119,630.10 × 20,584.72
4. Step 4: Simplify right side
   79,753.10x = 2,462,552,009.15
5. Step 5: Solve for x
   x = 2,462,552,009.15/79,753.10
6. Step 6: Final answer
   x = 30,877.20