Finding the Third Proportional to 111,090 and 158,747.25

Step by Step Solution

1. Step 1: Write the proportion equation
   111,090 : 158,747.25 = 158,747.25 : x
2. Step 2: Convert to fraction form
   111,090/158,747.25 = 158,747.25/x
3. Step 3: Cross multiply
   111,090x = 158,747.25 × 158,747.25
4. Step 4: Simplify right side
   111,090x = 25,200,689,382.56
5. Step 5: Solve for x
   x = 25,200,689,382.56/111,090
6. Step 6: Final answer
   x = 226,849.31