Finding the Fourth Proportional to 95,168.96, 142,709.12 and 42,578.88

Step by Step Solution

1. Step 1: Write the proportion equation
   95,168.96 : 142,709.12 = 42,578.88 : x
2. Step 2: Convert to fraction form
   95,168.96/142,709.12 = 42,578.88/x
3. Step 3: Cross multiply
   95,168.96x = 142,709.12 × 42,578.88
4. Step 4: Simplify right side
   95,168.96x = 6,076,394,495.39
5. Step 5: Solve for x
   x = 6,076,394,495.39/95,168.96
6. Step 6: Final answer
   x = 63,848.49