Finding the Fourth Proportional to 79,171.55, 109,252.71 and 43,354.65

Step by Step Solution

1. Step 1: Write the proportion equation
   79,171.55 : 109,252.71 = 43,354.65 : x
2. Step 2: Convert to fraction form
   79,171.55/109,252.71 = 43,354.65/x
3. Step 3: Cross multiply
   79,171.55x = 109,252.71 × 43,354.65
4. Step 4: Simplify right side
   79,171.55x = 4,736,613,003.60
5. Step 5: Solve for x
   x = 4,736,613,003.60/79,171.55
6. Step 6: Final answer
   x = 59,827.21