Finding the Fourth Proportional to 143,871, 215,893.98 and 60,765

Step by Step Solution

1. Step 1: Write the proportion equation
   143,871 : 215,893.98 = 60,765 : x
2. Step 2: Convert to fraction form
   143,871/215,893.98 = 60,765/x
3. Step 3: Cross multiply
   143,871x = 215,893.98 × 60,765
4. Step 4: Simplify right side
   143,871x = 13,118,797,694.70
5. Step 5: Solve for x
   x = 13,118,797,694.70/143,871
6. Step 6: Final answer
   x = 91,184.45