Finding the Fourth Proportional to 167,404.11, 231,019.37 and 90,923.94

Step by Step Solution

1. Step 1: Write the proportion equation
   167,404.11 : 231,019.37 = 90,923.94 : x
2. Step 2: Convert to fraction form
   167,404.11/231,019.37 = 90,923.94/x
3. Step 3: Cross multiply
   167,404.11x = 231,019.37 × 90,923.94
4. Step 4: Simplify right side
   167,404.11x = 21,005,190,882.10
5. Step 5: Solve for x
   x = 21,005,190,882.10/167,404.11
6. Step 6: Final answer
   x = 125,475.96