Finding the Fourth Proportional to 46,105.63, 63,630.54 and 28,212.53

Step by Step Solution

1. Step 1: Write the proportion equation
   46,105.63 : 63,630.54 = 28,212.53 : x
2. Step 2: Convert to fraction form
   46,105.63/63,630.54 = 28,212.53/x
3. Step 3: Cross multiply
   46,105.63x = 63,630.54 × 28,212.53
4. Step 4: Simplify right side
   46,105.63x = 1,795,178,200.51
5. Step 5: Solve for x
   x = 1,795,178,200.51/46,105.63
6. Step 6: Final answer
   x = 38,936.21