Finding the Fourth Proportional to 151,541.72, 227,810.76 and 140,580.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,541.72 : 227,810.76 = 140,580.72 : x
2. Step 2: Convert to fraction form
   151,541.72/227,810.76 = 140,580.72/x
3. Step 3: Cross multiply
   151,541.72x = 227,810.76 × 140,580.72
4. Step 4: Simplify right side
   151,541.72x = 32,025,800,664.55
5. Step 5: Solve for x
   x = 32,025,800,664.55/151,541.72
6. Step 6: Final answer
   x = 211,333.23