Finding the Fourth Proportional to 52,971.37, 79,469.81 and 19,692.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,971.37 : 79,469.81 = 19,692.52 : x
2. Step 2: Convert to fraction form
   52,971.37/79,469.81 = 19,692.52/x
3. Step 3: Cross multiply
   52,971.37x = 79,469.81 × 19,692.52
4. Step 4: Simplify right side
   52,971.37x = 1,564,960,599.53
5. Step 5: Solve for x
   x = 1,564,960,599.53/52,971.37
6. Step 6: Final answer
   x = 29,543.52