Finding the Fourth Proportional to 143,514.45, 215,155.02 and 50,085.81

Step by Step Solution

1. Step 1: Write the proportion equation
   143,514.45 : 215,155.02 = 50,085.81 : x
2. Step 2: Convert to fraction form
   143,514.45/215,155.02 = 50,085.81/x
3. Step 3: Cross multiply
   143,514.45x = 215,155.02 × 50,085.81
4. Step 4: Simplify right side
   143,514.45x = 10,776,213,452.27
5. Step 5: Solve for x
   x = 10,776,213,452.27/143,514.45
6. Step 6: Final answer
   x = 75,088.00