Finding the Fourth Proportional to 52,389.54, 72,297.50 and 28,516.14

Step by Step Solution

1. Step 1: Write the proportion equation
   52,389.54 : 72,297.50 = 28,516.14 : x
2. Step 2: Convert to fraction form
   52,389.54/72,297.50 = 28,516.14/x
3. Step 3: Cross multiply
   52,389.54x = 72,297.50 × 28,516.14
4. Step 4: Simplify right side
   52,389.54x = 2,061,645,489.07
5. Step 5: Solve for x
   x = 2,061,645,489.07/52,389.54
6. Step 6: Final answer
   x = 39,352.23