Finding the Fourth Proportional to 60,610.98, 90,930.78 and 19,057.98

Step by Step Solution

1. Step 1: Write the proportion equation
   60,610.98 : 90,930.78 = 19,057.98 : x
2. Step 2: Convert to fraction form
   60,610.98/90,930.78 = 19,057.98/x
3. Step 3: Cross multiply
   60,610.98x = 90,930.78 × 19,057.98
4. Step 4: Simplify right side
   60,610.98x = 1,732,956,986.62
5. Step 5: Solve for x
   x = 1,732,956,986.62/60,610.98
6. Step 6: Final answer
   x = 28,591.47