Finding the Fourth Proportional to 72,692.39, 109,065.94 and 25,311.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,692.39 : 109,065.94 = 25,311.04 : x
2. Step 2: Convert to fraction form
   72,692.39/109,065.94 = 25,311.04/x
3. Step 3: Cross multiply
   72,692.39x = 109,065.94 × 25,311.04
4. Step 4: Simplify right side
   72,692.39x = 2,760,572,034.04
5. Step 5: Solve for x
   x = 2,760,572,034.04/72,692.39
6. Step 6: Final answer
   x = 37,976.08