Finding the Fourth Proportional to 144,381.27, 216,608.81 and 55,610.94

Step by Step Solution

1. Step 1: Write the proportion equation
   144,381.27 : 216,608.81 = 55,610.94 : x
2. Step 2: Convert to fraction form
   144,381.27/216,608.81 = 55,610.94/x
3. Step 3: Cross multiply
   144,381.27x = 216,608.81 × 55,610.94
4. Step 4: Simplify right side
   144,381.27x = 12,045,819,536.38
5. Step 5: Solve for x
   x = 12,045,819,536.38/144,381.27
6. Step 6: Final answer
   x = 83,430.62