Finding the Fourth Proportional to 143,590.68, 215,484.45 and 50,096.43

Step by Step Solution

1. Step 1: Write the proportion equation
   143,590.68 : 215,484.45 = 50,096.43 : x
2. Step 2: Convert to fraction form
   143,590.68/215,484.45 = 50,096.43/x
3. Step 3: Cross multiply
   143,590.68x = 215,484.45 × 50,096.43
4. Step 4: Simplify right side
   143,590.68x = 10,795,001,665.51
5. Step 5: Solve for x
   x = 10,795,001,665.51/143,590.68
6. Step 6: Final answer
   x = 75,178.99