Finding the Fourth Proportional to 250,468.98, 375,688.89 and 82,099.14

Step by Step Solution

1. Step 1: Write the proportion equation
   250,468.98 : 375,688.89 = 82,099.14 : x
2. Step 2: Convert to fraction form
   250,468.98/375,688.89 = 82,099.14/x
3. Step 3: Cross multiply
   250,468.98x = 375,688.89 × 82,099.14
4. Step 4: Simplify right side
   250,468.98x = 30,843,734,776.55
5. Step 5: Solve for x
   x = 30,843,734,776.55/250,468.98
6. Step 6: Final answer
   x = 123,143.93