Finding the Fourth Proportional to 250,422.54, 375,467.72 and 81,883.82

Step by Step Solution

1. Step 1: Write the proportion equation
   250,422.54 : 375,467.72 = 81,883.82 : x
2. Step 2: Convert to fraction form
   250,422.54/375,467.72 = 81,883.82/x
3. Step 3: Cross multiply
   250,422.54x = 375,467.72 × 81,883.82
4. Step 4: Simplify right side
   250,422.54x = 30,744,728,913.53
5. Step 5: Solve for x
   x = 30,744,728,913.53/250,422.54
6. Step 6: Final answer
   x = 122,771.41