Finding the Fourth Proportional to 52,826.01, 72,899.68 and 28,626.62

Step by Step Solution

1. Step 1: Write the proportion equation
   52,826.01 : 72,899.68 = 28,626.62 : x
2. Step 2: Convert to fraction form
   52,826.01/72,899.68 = 28,626.62/x
3. Step 3: Cross multiply
   52,826.01x = 72,899.68 × 28,626.62
4. Step 4: Simplify right side
   52,826.01x = 2,086,871,437.48
5. Step 5: Solve for x
   x = 2,086,871,437.48/52,826.01
6. Step 6: Final answer
   x = 39,504.62