Finding the Fourth Proportional to 111,927.29, 154,562.28 and 71,104.59

Step by Step Solution

1. Step 1: Write the proportion equation
   111,927.29 : 154,562.28 = 71,104.59 : x
2. Step 2: Convert to fraction form
   111,927.29/154,562.28 = 71,104.59/x
3. Step 3: Cross multiply
   111,927.29x = 154,562.28 × 71,104.59
4. Step 4: Simplify right side
   111,927.29x = 10,990,087,548.87
5. Step 5: Solve for x
   x = 10,990,087,548.87/111,927.29
6. Step 6: Final answer
   x = 98,189.53