Finding the Fourth Proportional to 265,131.50, 365,820.86 and 150,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   265,131.50 : 365,820.86 = 150,382.72 : x
2. Step 2: Convert to fraction form
   265,131.50/365,820.86 = 150,382.72/x
3. Step 3: Cross multiply
   265,131.50x = 365,820.86 × 150,382.72
4. Step 4: Simplify right side
   265,131.50x = 55,013,135,959.54
5. Step 5: Solve for x
   x = 55,013,135,959.54/265,131.50
6. Step 6: Final answer
   x = 207,493.78