Finding the Fourth Proportional to 52,804.88, 72,870.72 and 28,932.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,804.88 : 72,870.72 = 28,932.46 : x
2. Step 2: Convert to fraction form
   52,804.88/72,870.72 = 28,932.46/x
3. Step 3: Cross multiply
   52,804.88x = 72,870.72 × 28,932.46
4. Step 4: Simplify right side
   52,804.88x = 2,108,329,191.57
5. Step 5: Solve for x
   x = 2,108,329,191.57/52,804.88
6. Step 6: Final answer
   x = 39,926.79