Finding the Fourth Proportional to 250,250.69, 375,297.45 and 81,732.62

Step by Step Solution

1. Step 1: Write the proportion equation
   250,250.69 : 375,297.45 = 81,732.62 : x
2. Step 2: Convert to fraction form
   250,250.69/375,297.45 = 81,732.62/x
3. Step 3: Cross multiply
   250,250.69x = 375,297.45 × 81,732.62
4. Step 4: Simplify right side
   250,250.69x = 30,674,041,991.33
5. Step 5: Solve for x
   x = 30,674,041,991.33/250,250.69
6. Step 6: Final answer
   x = 122,573.26