Finding the Third Proportional to 111,752 and 243,581

Step by Step Solution

1. Step 1: Write the proportion equation
   111,752 : 243,581 = 243,581 : x
2. Step 2: Convert to fraction form
   111,752/243,581 = 243,581/x
3. Step 3: Cross multiply
   111,752x = 243,581 × 243,581
4. Step 4: Simplify right side
   111,752x = 59,331,703,561
5. Step 5: Solve for x
   x = 59,331,703,561/111,752
6. Step 6: Final answer
   x = 530,922.97