Finding the Third Proportional to 111,112.50 and 158,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,112.50 : 158,779.50 = 158,779.50 : x
2. Step 2: Convert to fraction form
   111,112.50/158,779.50 = 158,779.50/x
3. Step 3: Cross multiply
   111,112.50x = 158,779.50 × 158,779.50
4. Step 4: Simplify right side
   111,112.50x = 25,210,929,620.25
5. Step 5: Solve for x
   x = 25,210,929,620.25/111,112.50
6. Step 6: Final answer
   x = 226,895.53