Finding the Fourth Proportional to 143,076.18, 214,653.15 and 49,589.22

Step by Step Solution

1. Step 1: Write the proportion equation
   143,076.18 : 214,653.15 = 49,589.22 : x
2. Step 2: Convert to fraction form
   143,076.18/214,653.15 = 49,589.22/x
3. Step 3: Cross multiply
   143,076.18x = 214,653.15 × 49,589.22
4. Step 4: Simplify right side
   143,076.18x = 10,644,482,279.04
5. Step 5: Solve for x
   x = 10,644,482,279.04/143,076.18
6. Step 6: Final answer
   x = 74,397.31