Finding the Fourth Proportional to 52,187.98, 72,019.56 and 28,314.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,187.98 : 72,019.56 = 28,314.84 : x
2. Step 2: Convert to fraction form
   52,187.98/72,019.56 = 28,314.84/x
3. Step 3: Cross multiply
   52,187.98x = 72,019.56 × 28,314.84
4. Step 4: Simplify right side
   52,187.98x = 2,039,222,318.27
5. Step 5: Solve for x
   x = 2,039,222,318.27/52,187.98
6. Step 6: Final answer
   x = 39,074.56