Finding the Fourth Proportional to 144,314.76, 216,529.59 and 55,544.43

Step by Step Solution

1. Step 1: Write the proportion equation
   144,314.76 : 216,529.59 = 55,544.43 : x
2. Step 2: Convert to fraction form
   144,314.76/216,529.59 = 55,544.43/x
3. Step 3: Cross multiply
   144,314.76x = 216,529.59 × 55,544.43
4. Step 4: Simplify right side
   144,314.76x = 12,027,012,654.68
5. Step 5: Solve for x
   x = 12,027,012,654.68/144,314.76
6. Step 6: Final answer
   x = 83,338.76