Finding the Fourth Proportional to 46,608.48, 64,766.52 and 46,128.96

Step by Step Solution

1. Step 1: Write the proportion equation
   46,608.48 : 64,766.52 = 46,128.96 : x
2. Step 2: Convert to fraction form
   46,608.48/64,766.52 = 46,128.96/x
3. Step 3: Cross multiply
   46,608.48x = 64,766.52 × 46,128.96
4. Step 4: Simplify right side
   46,608.48x = 2,987,612,210.42
5. Step 5: Solve for x
   x = 2,987,612,210.42/46,608.48
6. Step 6: Final answer
   x = 64,100.19