Finding the Fourth Proportional to 167,760.33, 231,432.96 and 99,738.72

Step by Step Solution

1. Step 1: Write the proportion equation
   167,760.33 : 231,432.96 = 99,738.72 : x
2. Step 2: Convert to fraction form
   167,760.33/231,432.96 = 99,738.72/x
3. Step 3: Cross multiply
   167,760.33x = 231,432.96 × 99,738.72
4. Step 4: Simplify right side
   167,760.33x = 23,082,827,196.21
5. Step 5: Solve for x
   x = 23,082,827,196.21/167,760.33
6. Step 6: Final answer
   x = 137,594.07