Finding the Fourth Proportional to 95,145.12, 142,734.18 and 31,971.41

Step by Step Solution

1. Step 1: Write the proportion equation
   95,145.12 : 142,734.18 = 31,971.41 : x
2. Step 2: Convert to fraction form
   95,145.12/142,734.18 = 31,971.41/x
3. Step 3: Cross multiply
   95,145.12x = 142,734.18 × 31,971.41
4. Step 4: Simplify right side
   95,145.12x = 4,563,412,829.94
5. Step 5: Solve for x
   x = 4,563,412,829.94/95,145.12
6. Step 6: Final answer
   x = 47,962.66