Finding the Fourth Proportional to 167,796.54, 231,564.06 and 91,320.57

Step by Step Solution

1. Step 1: Write the proportion equation
   167,796.54 : 231,564.06 = 91,320.57 : x
2. Step 2: Convert to fraction form
   167,796.54/231,564.06 = 91,320.57/x
3. Step 3: Cross multiply
   167,796.54x = 231,564.06 × 91,320.57
4. Step 4: Simplify right side
   167,796.54x = 21,146,561,950.71
5. Step 5: Solve for x
   x = 21,146,561,950.71/167,796.54
6. Step 6: Final answer
   x = 126,025.02