Finding the Fourth Proportional to 227,664.89, 341,513.83 and 87,423.51

Step by Step Solution

1. Step 1: Write the proportion equation
   227,664.89 : 341,513.83 = 87,423.51 : x
2. Step 2: Convert to fraction form
   227,664.89/341,513.83 = 87,423.51/x
3. Step 3: Cross multiply
   227,664.89x = 341,513.83 × 87,423.51
4. Step 4: Simplify right side
   227,664.89x = 29,856,337,732.14
5. Step 5: Solve for x
   x = 29,856,337,732.14/227,664.89
6. Step 6: Final answer
   x = 131,141.60