Finding the Fourth Proportional to 143,463.96, 215,196.84 and 49,969.62

Step by Step Solution

1. Step 1: Write the proportion equation
   143,463.96 : 215,196.84 = 49,969.62 : x
2. Step 2: Convert to fraction form
   143,463.96/215,196.84 = 49,969.62/x
3. Step 3: Cross multiply
   143,463.96x = 215,196.84 × 49,969.62
4. Step 4: Simplify right side
   143,463.96x = 10,753,304,320.00
5. Step 5: Solve for x
   x = 10,753,304,320.00/143,463.96
6. Step 6: Final answer
   x = 74,954.74