Finding the Fourth Proportional to 52,495.61, 72,442.37 and 28,622.75

Step by Step Solution

1. Step 1: Write the proportion equation
   52,495.61 : 72,442.37 = 28,622.75 : x
2. Step 2: Convert to fraction form
   52,495.61/72,442.37 = 28,622.75/x
3. Step 3: Cross multiply
   52,495.61x = 72,442.37 × 28,622.75
4. Step 4: Simplify right side
   52,495.61x = 2,073,499,702.80
5. Step 5: Solve for x
   x = 2,073,499,702.80/52,495.61
6. Step 6: Final answer
   x = 39,498.54