Finding the Fourth Proportional to 52,062.34, 71,845.92 and 28,189

Step by Step Solution

1. Step 1: Write the proportion equation
   52,062.34 : 71,845.92 = 28,189 : x
2. Step 2: Convert to fraction form
   52,062.34/71,845.92 = 28,189/x
3. Step 3: Cross multiply
   52,062.34x = 71,845.92 × 28,189
4. Step 4: Simplify right side
   52,062.34x = 2,025,264,638.88
5. Step 5: Solve for x
   x = 2,025,264,638.88/52,062.34
6. Step 6: Final answer
   x = 38,900.76