Finding the Fourth Proportional to 43,776.72, 60,390.90 and 42,079.23

Step by Step Solution

1. Step 1: Write the proportion equation
   43,776.72 : 60,390.90 = 42,079.23 : x
2. Step 2: Convert to fraction form
   43,776.72/60,390.90 = 42,079.23/x
3. Step 3: Cross multiply
   43,776.72x = 60,390.90 × 42,079.23
4. Step 4: Simplify right side
   43,776.72x = 2,541,202,571.01
5. Step 5: Solve for x
   x = 2,541,202,571.01/43,776.72
6. Step 6: Final answer
   x = 58,049.18