Finding the Fourth Proportional to 250,468.84, 375,760.86 and 81,994.60

Step by Step Solution

1. Step 1: Write the proportion equation
   250,468.84 : 375,760.86 = 81,994.60 : x
2. Step 2: Convert to fraction form
   250,468.84/375,760.86 = 81,994.60/x
3. Step 3: Cross multiply
   250,468.84x = 375,760.86 × 81,994.60
4. Step 4: Simplify right side
   250,468.84x = 30,810,361,411.36
5. Step 5: Solve for x
   x = 30,810,361,411.36/250,468.84
6. Step 6: Final answer
   x = 123,010.76