Finding the Fourth Proportional to 52,808.88, 72,876.24 and 28,936.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,808.88 : 72,876.24 = 28,936.46 : x
2. Step 2: Convert to fraction form
   52,808.88/72,876.24 = 28,936.46/x
3. Step 3: Cross multiply
   52,808.88x = 72,876.24 × 28,936.46
4. Step 4: Simplify right side
   52,808.88x = 2,108,780,403.71
5. Step 5: Solve for x
   x = 2,108,780,403.71/52,808.88
6. Step 6: Final answer
   x = 39,932.31