Finding the Fourth Proportional to 39,983.10, 55,175.67 and 22,076.70

Step by Step Solution

1. Step 1: Write the proportion equation
   39,983.10 : 55,175.67 = 22,076.70 : x
2. Step 2: Convert to fraction form
   39,983.10/55,175.67 = 22,076.70/x
3. Step 3: Cross multiply
   39,983.10x = 55,175.67 × 22,076.70
4. Step 4: Simplify right side
   39,983.10x = 1,218,096,713.89
5. Step 5: Solve for x
   x = 1,218,096,713.89/39,983.10
6. Step 6: Final answer
   x = 30,465.29