Finding the Fourth Proportional to 60,638.27, 83,680.85 and 33,780.84

Step by Step Solution

1. Step 1: Write the proportion equation
   60,638.27 : 83,680.85 = 33,780.84 : x
2. Step 2: Convert to fraction form
   60,638.27/83,680.85 = 33,780.84/x
3. Step 3: Cross multiply
   60,638.27x = 83,680.85 × 33,780.84
4. Step 4: Simplify right side
   60,638.27x = 2,826,809,175.56
5. Step 5: Solve for x
   x = 2,826,809,175.56/60,638.27
6. Step 6: Final answer
   x = 46,617.58