Finding the Fourth Proportional to 46,688.43, 64,429.89 and 25,467.54

Step by Step Solution

1. Step 1: Write the proportion equation
   46,688.43 : 64,429.89 = 25,467.54 : x
2. Step 2: Convert to fraction form
   46,688.43/64,429.89 = 25,467.54/x
3. Step 3: Cross multiply
   46,688.43x = 64,429.89 × 25,467.54
4. Step 4: Simplify right side
   46,688.43x = 1,640,870,823.93
5. Step 5: Solve for x
   x = 1,640,870,823.93/46,688.43
6. Step 6: Final answer
   x = 35,145.13