Finding the Fourth Proportional to 164,846.72, 227,488.56 and 89,394.68

Step by Step Solution

1. Step 1: Write the proportion equation
   164,846.72 : 227,488.56 = 89,394.68 : x
2. Step 2: Convert to fraction form
   164,846.72/227,488.56 = 89,394.68/x
3. Step 3: Cross multiply
   164,846.72x = 227,488.56 × 89,394.68
4. Step 4: Simplify right side
   164,846.72x = 20,336,267,024.86
5. Step 5: Solve for x
   x = 20,336,267,024.86/164,846.72
6. Step 6: Final answer
   x = 123,364.71