Finding the Fourth Proportional to 52,802.88, 72,867.97 and 28,930.45

Step by Step Solution

1. Step 1: Write the proportion equation
   52,802.88 : 72,867.97 = 28,930.45 : x
2. Step 2: Convert to fraction form
   52,802.88/72,867.97 = 28,930.45/x
3. Step 3: Cross multiply
   52,802.88x = 72,867.97 × 28,930.45
4. Step 4: Simplify right side
   52,802.88x = 2,108,103,162.69
5. Step 5: Solve for x
   x = 2,108,103,162.69/52,802.88
6. Step 6: Final answer
   x = 39,924.02