Finding the Third Proportional to 112,869.56 and 235,080.56

Step by Step Solution

1. Step 1: Write the proportion equation
   112,869.56 : 235,080.56 = 235,080.56 : x
2. Step 2: Convert to fraction form
   112,869.56/235,080.56 = 235,080.56/x
3. Step 3: Cross multiply
   112,869.56x = 235,080.56 × 235,080.56
4. Step 4: Simplify right side
   112,869.56x = 55,262,870,865.32
5. Step 5: Solve for x
   x = 55,262,870,865.32/112,869.56
6. Step 6: Final answer
   x = 489,617.13