Finding the Fourth Proportional to 42,960.94, 64,422.38 and 22,965.59

Step by Step Solution

1. Step 1: Write the proportion equation
   42,960.94 : 64,422.38 = 22,965.59 : x
2. Step 2: Convert to fraction form
   42,960.94/64,422.38 = 22,965.59/x
3. Step 3: Cross multiply
   42,960.94x = 64,422.38 × 22,965.59
4. Step 4: Simplify right side
   42,960.94x = 1,479,497,804.85
5. Step 5: Solve for x
   x = 1,479,497,804.85/42,960.94
6. Step 6: Final answer
   x = 34,438.21