Finding the Fourth Proportional to 79,478.55, 109,680.06 and 43,668.45

Step by Step Solution

1. Step 1: Write the proportion equation
   79,478.55 : 109,680.06 = 43,668.45 : x
2. Step 2: Convert to fraction form
   79,478.55/109,680.06 = 43,668.45/x
3. Step 3: Cross multiply
   79,478.55x = 109,680.06 × 43,668.45
4. Step 4: Simplify right side
   79,478.55x = 4,789,557,667.71
5. Step 5: Solve for x
   x = 4,789,557,667.71/79,478.55
6. Step 6: Final answer
   x = 60,262.27