Finding the Fourth Proportional to 52,725.15, 72,760.81 and 28,852.00

Step by Step Solution

1. Step 1: Write the proportion equation
   52,725.15 : 72,760.81 = 28,852.00 : x
2. Step 2: Convert to fraction form
   52,725.15/72,760.81 = 28,852.00/x
3. Step 3: Cross multiply
   52,725.15x = 72,760.81 × 28,852.00
4. Step 4: Simplify right side
   52,725.15x = 2,099,294,609.04
5. Step 5: Solve for x
   x = 2,099,294,609.04/52,725.15
6. Step 6: Final answer
   x = 39,815.81