Finding the Fourth Proportional to 52,824.04, 72,894.18 and 28,945.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,824.04 : 72,894.18 = 28,945.96 : x
2. Step 2: Convert to fraction form
   52,824.04/72,894.18 = 28,945.96/x
3. Step 3: Cross multiply
   52,824.04x = 72,894.18 × 28,945.96
4. Step 4: Simplify right side
   52,824.04x = 2,109,992,018.51
5. Step 5: Solve for x
   x = 2,109,992,018.51/52,824.04
6. Step 6: Final answer
   x = 39,943.78