Finding the Fourth Proportional to 52,436.84, 72,363.96 and 28,563.47

Step by Step Solution

1. Step 1: Write the proportion equation
   52,436.84 : 72,363.96 = 28,563.47 : x
2. Step 2: Convert to fraction form
   52,436.84/72,363.96 = 28,563.47/x
3. Step 3: Cross multiply
   52,436.84x = 72,363.96 × 28,563.47
4. Step 4: Simplify right side
   52,436.84x = 2,066,965,438.72
5. Step 5: Solve for x
   x = 2,066,965,438.72/52,436.84
6. Step 6: Final answer
   x = 39,418.19