Finding the Fourth Proportional to 42,756, 59,019.74 and 38,271.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,756 : 59,019.74 = 38,271.84 : x
2. Step 2: Convert to fraction form
   42,756/59,019.74 = 38,271.84/x
3. Step 3: Cross multiply
   42,756x = 59,019.74 × 38,271.84
4. Step 4: Simplify right side
   42,756x = 2,258,794,046.12
5. Step 5: Solve for x
   x = 2,258,794,046.12/42,756
6. Step 6: Final answer
   x = 52,829.87