Finding the Fourth Proportional to 24,870.98, 34,321.89 and 13,692.98

Step by Step Solution

1. Step 1: Write the proportion equation
   24,870.98 : 34,321.89 = 13,692.98 : x
2. Step 2: Convert to fraction form
   24,870.98/34,321.89 = 13,692.98/x
3. Step 3: Cross multiply
   24,870.98x = 34,321.89 × 13,692.98
4. Step 4: Simplify right side
   24,870.98x = 469,968,953.33
5. Step 5: Solve for x
   x = 469,968,953.33/24,870.98
6. Step 6: Final answer
   x = 18,896.28