Finding the Fourth Proportional to 64,514.42, 89,058.12 and 37,646.72

Step by Step Solution

1. Step 1: Write the proportion equation
   64,514.42 : 89,058.12 = 37,646.72 : x
2. Step 2: Convert to fraction form
   64,514.42/89,058.12 = 37,646.72/x
3. Step 3: Cross multiply
   64,514.42x = 89,058.12 × 37,646.72
4. Step 4: Simplify right side
   64,514.42x = 3,352,746,107.37
5. Step 5: Solve for x
   x = 3,352,746,107.37/64,514.42
6. Step 6: Final answer
   x = 51,968.94