Finding the Fourth Proportional to 171,882.56, 236,978.88 and 111,346.88

Step by Step Solution

1. Step 1: Write the proportion equation
   171,882.56 : 236,978.88 = 111,346.88 : x
2. Step 2: Convert to fraction form
   171,882.56/236,978.88 = 111,346.88/x
3. Step 3: Cross multiply
   171,882.56x = 236,978.88 × 111,346.88
4. Step 4: Simplify right side
   171,882.56x = 26,386,858,913.89
5. Step 5: Solve for x
   x = 26,386,858,913.89/171,882.56
6. Step 6: Final answer
   x = 153,516.79