Finding the Third Proportional to 111,407.06 and 240,568.88

Step by Step Solution

1. Step 1: Write the proportion equation
   111,407.06 : 240,568.88 = 240,568.88 : x
2. Step 2: Convert to fraction form
   111,407.06/240,568.88 = 240,568.88/x
3. Step 3: Cross multiply
   111,407.06x = 240,568.88 × 240,568.88
4. Step 4: Simplify right side
   111,407.06x = 57,873,383,618.77
5. Step 5: Solve for x
   x = 57,873,383,618.77/111,407.06
6. Step 6: Final answer
   x = 519,476.79