Finding the Fourth Proportional to 250,492.69, 375,658.84 and 81,967.33

Step by Step Solution

1. Step 1: Write the proportion equation
   250,492.69 : 375,658.84 = 81,967.33 : x
2. Step 2: Convert to fraction form
   250,492.69/375,658.84 = 81,967.33/x
3. Step 3: Cross multiply
   250,492.69x = 375,658.84 × 81,967.33
4. Step 4: Simplify right side
   250,492.69x = 30,791,752,105.70
5. Step 5: Solve for x
   x = 30,791,752,105.70/250,492.69
6. Step 6: Final answer
   x = 122,924.75