Finding the Fourth Proportional to 143,886.87, 215,850.01 and 49,091.62

Step by Step Solution

1. Step 1: Write the proportion equation
   143,886.87 : 215,850.01 = 49,091.62 : x
2. Step 2: Convert to fraction form
   143,886.87/215,850.01 = 49,091.62/x
3. Step 3: Cross multiply
   143,886.87x = 215,850.01 × 49,091.62
4. Step 4: Simplify right side
   143,886.87x = 10,596,426,667.92
5. Step 5: Solve for x
   x = 10,596,426,667.92/143,886.87
6. Step 6: Final answer
   x = 73,644.15