Finding the Fourth Proportional to 52,744.59, 72,784.72 and 28,866.65

Step by Step Solution

1. Step 1: Write the proportion equation
   52,744.59 : 72,784.72 = 28,866.65 : x
2. Step 2: Convert to fraction form
   52,744.59/72,784.72 = 28,866.65/x
3. Step 3: Cross multiply
   52,744.59x = 72,784.72 × 28,866.65
4. Step 4: Simplify right side
   52,744.59x = 2,101,050,529.33
5. Step 5: Solve for x
   x = 2,101,050,529.33/52,744.59
6. Step 6: Final answer
   x = 39,834.43