Finding the Fourth Proportional to 46,128.65, 63,663.59 and 25,989.42

Step by Step Solution

1. Step 1: Write the proportion equation
   46,128.65 : 63,663.59 = 25,989.42 : x
2. Step 2: Convert to fraction form
   46,128.65/63,663.59 = 25,989.42/x
3. Step 3: Cross multiply
   46,128.65x = 63,663.59 × 25,989.42
4. Step 4: Simplify right side
   46,128.65x = 1,654,579,649.27
5. Step 5: Solve for x
   x = 1,654,579,649.27/46,128.65
6. Step 6: Final answer
   x = 35,868.81