Finding the Fourth Proportional to 72,633.38, 108,954.18 and 25,886.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,633.38 : 108,954.18 = 25,886.25 : x
2. Step 2: Convert to fraction form
   72,633.38/108,954.18 = 25,886.25/x
3. Step 3: Cross multiply
   72,633.38x = 108,954.18 × 25,886.25
4. Step 4: Simplify right side
   72,633.38x = 2,820,415,142.03
5. Step 5: Solve for x
   x = 2,820,415,142.03/72,633.38
6. Step 6: Final answer
   x = 38,830.84