Finding the Fourth Proportional to 79,929.82, 119,930.10 and 41,970.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,929.82 : 119,930.10 = 41,970.16 : x
2. Step 2: Convert to fraction form
   79,929.82/119,930.10 = 41,970.16/x
3. Step 3: Cross multiply
   79,929.82x = 119,930.10 × 41,970.16
4. Step 4: Simplify right side
   79,929.82x = 5,033,485,485.82
5. Step 5: Solve for x
   x = 5,033,485,485.82/79,929.82
6. Step 6: Final answer
   x = 62,973.81