Finding the Fourth Proportional to 46,642.72, 64,367.04 and 25,422

Step by Step Solution

1. Step 1: Write the proportion equation
   46,642.72 : 64,367.04 = 25,422 : x
2. Step 2: Convert to fraction form
   46,642.72/64,367.04 = 25,422/x
3. Step 3: Cross multiply
   46,642.72x = 64,367.04 × 25,422
4. Step 4: Simplify right side
   46,642.72x = 1,636,338,890.88
5. Step 5: Solve for x
   x = 1,636,338,890.88/46,642.72
6. Step 6: Final answer
   x = 35,082.41