Finding the Fourth Proportional to 150,656.30, 207,905.12 and 82,674.42

Step by Step Solution

1. Step 1: Write the proportion equation
   150,656.30 : 207,905.12 = 82,674.42 : x
2. Step 2: Convert to fraction form
   150,656.30/207,905.12 = 82,674.42/x
3. Step 3: Cross multiply
   150,656.30x = 207,905.12 × 82,674.42
4. Step 4: Simplify right side
   150,656.30x = 17,188,435,211.03
5. Step 5: Solve for x
   x = 17,188,435,211.03/150,656.30
6. Step 6: Final answer
   x = 114,090.38