Finding the Fourth Proportional to 43,653.22, 65,112.61 and 42,341.38

Step by Step Solution

1. Step 1: Write the proportion equation
   43,653.22 : 65,112.61 = 42,341.38 : x
2. Step 2: Convert to fraction form
   43,653.22/65,112.61 = 42,341.38/x
3. Step 3: Cross multiply
   43,653.22x = 65,112.61 × 42,341.38
4. Step 4: Simplify right side
   43,653.22x = 2,756,957,762.80
5. Step 5: Solve for x
   x = 2,756,957,762.80/43,653.22
6. Step 6: Final answer
   x = 63,155.89