Finding the Fourth Proportional to 79,086.49, 109,139.24 and 43,276.49

Step by Step Solution

1. Step 1: Write the proportion equation
   79,086.49 : 109,139.24 = 43,276.49 : x
2. Step 2: Convert to fraction form
   79,086.49/109,139.24 = 43,276.49/x
3. Step 3: Cross multiply
   79,086.49x = 109,139.24 × 43,276.49
4. Step 4: Simplify right side
   79,086.49x = 4,723,163,228.47
5. Step 5: Solve for x
   x = 4,723,163,228.47/79,086.49
6. Step 6: Final answer
   x = 59,721.49