Finding the Fourth Proportional to 150,359.16, 207,486.72 and 82,362.54

Step by Step Solution

1. Step 1: Write the proportion equation
   150,359.16 : 207,486.72 = 82,362.54 : x
2. Step 2: Convert to fraction form
   150,359.16/207,486.72 = 82,362.54/x
3. Step 3: Cross multiply
   150,359.16x = 207,486.72 × 82,362.54
4. Step 4: Simplify right side
   150,359.16x = 17,089,133,275.47
5. Step 5: Solve for x
   x = 17,089,133,275.47/150,359.16
6. Step 6: Final answer
   x = 113,655.42