Finding the Fourth Proportional to 79,274.17, 109,392.96 and 43,456.78

Step by Step Solution

1. Step 1: Write the proportion equation
   79,274.17 : 109,392.96 = 43,456.78 : x
2. Step 2: Convert to fraction form
   79,274.17/109,392.96 = 43,456.78/x
3. Step 3: Cross multiply
   79,274.17x = 109,392.96 × 43,456.78
4. Step 4: Simplify right side
   79,274.17x = 4,753,865,796.27
5. Step 5: Solve for x
   x = 4,753,865,796.27/79,274.17
6. Step 6: Final answer
   x = 59,967.40