Finding the Fourth Proportional to 48,658.86, 72,965.61 and 25,279.02

Step by Step Solution

1. Step 1: Write the proportion equation
   48,658.86 : 72,965.61 = 25,279.02 : x
2. Step 2: Convert to fraction form
   48,658.86/72,965.61 = 25,279.02/x
3. Step 3: Cross multiply
   48,658.86x = 72,965.61 × 25,279.02
4. Step 4: Simplify right side
   48,658.86x = 1,844,499,114.50
5. Step 5: Solve for x
   x = 1,844,499,114.50/48,658.86
6. Step 6: Final answer
   x = 37,906.75