Finding the Fourth Proportional to 52,410.32, 72,325.31 and 28,536.56

Step by Step Solution

1. Step 1: Write the proportion equation
   52,410.32 : 72,325.31 = 28,536.56 : x
2. Step 2: Convert to fraction form
   52,410.32/72,325.31 = 28,536.56/x
3. Step 3: Cross multiply
   52,410.32x = 72,325.31 × 28,536.56
4. Step 4: Simplify right side
   52,410.32x = 2,063,915,405.65
5. Step 5: Solve for x
   x = 2,063,915,405.65/52,410.32
6. Step 6: Final answer
   x = 39,379.94