Finding the Fourth Proportional to 144,076.42, 216,111.59 and 48,020.59

Step by Step Solution

1. Step 1: Write the proportion equation
   144,076.42 : 216,111.59 = 48,020.59 : x
2. Step 2: Convert to fraction form
   144,076.42/216,111.59 = 48,020.59/x
3. Step 3: Cross multiply
   144,076.42x = 216,111.59 × 48,020.59
4. Step 4: Simplify right side
   144,076.42x = 10,377,805,322.24
5. Step 5: Solve for x
   x = 10,377,805,322.24/144,076.42
6. Step 6: Final answer
   x = 72,029.87