Finding the Fourth Proportional to 12,673.95, 19,013.64 and 3,789.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,673.95 : 19,013.64 = 3,789.98 : x
2. Step 2: Convert to fraction form
   12,673.95/19,013.64 = 3,789.98/x
3. Step 3: Cross multiply
   12,673.95x = 19,013.64 × 3,789.98
4. Step 4: Simplify right side
   12,673.95x = 72,061,220.26
5. Step 5: Solve for x
   x = 72,061,220.26/12,673.95
6. Step 6: Final answer
   x = 5,685.77