Finding the Fourth Proportional to 79,537.91, 109,762.38 and 43,728.53

Step by Step Solution

1. Step 1: Write the proportion equation
   79,537.91 : 109,762.38 = 43,728.53 : x
2. Step 2: Convert to fraction form
   79,537.91/109,762.38 = 43,728.53/x
3. Step 3: Cross multiply
   79,537.91x = 109,762.38 × 43,728.53
4. Step 4: Simplify right side
   79,537.91x = 4,799,746,977.89
5. Step 5: Solve for x
   x = 4,799,746,977.89/79,537.91
6. Step 6: Final answer
   x = 60,345.40