Finding the Fourth Proportional to 52,271.06, 72,134.36 and 28,397.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,271.06 : 72,134.36 = 28,397.94 : x
2. Step 2: Convert to fraction form
   52,271.06/72,134.36 = 28,397.94/x
3. Step 3: Cross multiply
   52,271.06x = 72,134.36 × 28,397.94
4. Step 4: Simplify right side
   52,271.06x = 2,048,467,227.22
5. Step 5: Solve for x
   x = 2,048,467,227.22/52,271.06
6. Step 6: Final answer
   x = 39,189.32