Finding the Fourth Proportional to 144,542.01, 216,796.59 and 55,787.88

Step by Step Solution

1. Step 1: Write the proportion equation
   144,542.01 : 216,796.59 = 55,787.88 : x
2. Step 2: Convert to fraction form
   144,542.01/216,796.59 = 55,787.88/x
3. Step 3: Cross multiply
   144,542.01x = 216,796.59 × 55,787.88
4. Step 4: Simplify right side
   144,542.01x = 12,094,622,147.33
5. Step 5: Solve for x
   x = 12,094,622,147.33/144,542.01
6. Step 6: Final answer
   x = 83,675.48