Finding the Fourth Proportional to 167,401.51, 231,015.72 and 91,950.01

Step by Step Solution

1. Step 1: Write the proportion equation
   167,401.51 : 231,015.72 = 91,950.01 : x
2. Step 2: Convert to fraction form
   167,401.51/231,015.72 = 91,950.01/x
3. Step 3: Cross multiply
   167,401.51x = 231,015.72 × 91,950.01
4. Step 4: Simplify right side
   167,401.51x = 21,241,897,764.16
5. Step 5: Solve for x
   x = 21,241,897,764.16/167,401.51
6. Step 6: Final answer
   x = 126,891.91