Finding the Fourth Proportional to 52,495.83, 72,443.02 and 28,622.45

Step by Step Solution

1. Step 1: Write the proportion equation
   52,495.83 : 72,443.02 = 28,622.45 : x
2. Step 2: Convert to fraction form
   52,495.83/72,443.02 = 28,622.45/x
3. Step 3: Cross multiply
   52,495.83x = 72,443.02 × 28,622.45
4. Step 4: Simplify right side
   52,495.83x = 2,073,496,717.80
5. Step 5: Solve for x
   x = 2,073,496,717.80/52,495.83
6. Step 6: Final answer
   x = 39,498.31