Finding the Fourth Proportional to 52,796.89, 72,860.34 and 28,924.57

Step by Step Solution

1. Step 1: Write the proportion equation
   52,796.89 : 72,860.34 = 28,924.57 : x
2. Step 2: Convert to fraction form
   52,796.89/72,860.34 = 28,924.57/x
3. Step 3: Cross multiply
   52,796.89x = 72,860.34 × 28,924.57
4. Step 4: Simplify right side
   52,796.89x = 2,107,454,004.55
5. Step 5: Solve for x
   x = 2,107,454,004.55/52,796.89
6. Step 6: Final answer
   x = 39,916.25