Finding the Fourth Proportional to 95,507.18, 143,211.32 and 42,871.34

Step by Step Solution

1. Step 1: Write the proportion equation
   95,507.18 : 143,211.32 = 42,871.34 : x
2. Step 2: Convert to fraction form
   95,507.18/143,211.32 = 42,871.34/x
3. Step 3: Cross multiply
   95,507.18x = 143,211.32 × 42,871.34
4. Step 4: Simplify right side
   95,507.18x = 6,139,661,191.57
5. Step 5: Solve for x
   x = 6,139,661,191.57/95,507.18
6. Step 6: Final answer
   x = 64,284.81