Finding the Fourth Proportional to 13,131.01, 19,692.24 and 4,363.57

Step by Step Solution

1. Step 1: Write the proportion equation
   13,131.01 : 19,692.24 = 4,363.57 : x
2. Step 2: Convert to fraction form
   13,131.01/19,692.24 = 4,363.57/x
3. Step 3: Cross multiply
   13,131.01x = 19,692.24 × 4,363.57
4. Step 4: Simplify right side
   13,131.01x = 85,928,467.70
5. Step 5: Solve for x
   x = 85,928,467.70/13,131.01
6. Step 6: Final answer
   x = 6,543.93