Finding the Third Proportional to 111,904.50 and 245,862

Step by Step Solution

1. Step 1: Write the proportion equation
   111,904.50 : 245,862 = 245,862 : x
2. Step 2: Convert to fraction form
   111,904.50/245,862 = 245,862/x
3. Step 3: Cross multiply
   111,904.50x = 245,862 × 245,862
4. Step 4: Simplify right side
   111,904.50x = 60,448,123,044
5. Step 5: Solve for x
   x = 60,448,123,044/111,904.50
6. Step 6: Final answer
   x = 540,175.98