Finding the Fourth Proportional to 250,333.38, 375,548.41 and 81,808.25

Step by Step Solution

1. Step 1: Write the proportion equation
   250,333.38 : 375,548.41 = 81,808.25 : x
2. Step 2: Convert to fraction form
   250,333.38/375,548.41 = 81,808.25/x
3. Step 3: Cross multiply
   250,333.38x = 375,548.41 × 81,808.25
4. Step 4: Simplify right side
   250,333.38x = 30,722,958,212.38
5. Step 5: Solve for x
   x = 30,722,958,212.38/250,333.38
6. Step 6: Final answer
   x = 122,728.17