Finding the Fourth Proportional to 52,285.63, 72,152.71 and 28,411.51

Step by Step Solution

1. Step 1: Write the proportion equation
   52,285.63 : 72,152.71 = 28,411.51 : x
2. Step 2: Convert to fraction form
   52,285.63/72,152.71 = 28,411.51/x
3. Step 3: Cross multiply
   52,285.63x = 72,152.71 × 28,411.51
4. Step 4: Simplify right side
   52,285.63x = 2,049,967,441.69
5. Step 5: Solve for x
   x = 2,049,967,441.69/52,285.63
6. Step 6: Final answer
   x = 39,207.09