Finding the Fourth Proportional to 79,315.98, 109,456.20 and 43,506.28

Step by Step Solution

1. Step 1: Write the proportion equation
   79,315.98 : 109,456.20 = 43,506.28 : x
2. Step 2: Convert to fraction form
   79,315.98/109,456.20 = 43,506.28/x
3. Step 3: Cross multiply
   79,315.98x = 109,456.20 × 43,506.28
4. Step 4: Simplify right side
   79,315.98x = 4,762,032,084.94
5. Step 5: Solve for x
   x = 4,762,032,084.94/79,315.98
6. Step 6: Final answer
   x = 60,038.75