Finding the Fourth Proportional to 144,434.86, 216,596.31 and 49,647.22

Step by Step Solution

1. Step 1: Write the proportion equation
   144,434.86 : 216,596.31 = 49,647.22 : x
2. Step 2: Convert to fraction form
   144,434.86/216,596.31 = 49,647.22/x
3. Step 3: Cross multiply
   144,434.86x = 216,596.31 × 49,647.22
4. Step 4: Simplify right side
   144,434.86x = 10,753,404,653.76
5. Step 5: Solve for x
   x = 10,753,404,653.76/144,434.86
6. Step 6: Final answer
   x = 74,451.59