Finding the Third Proportional to 111,762 and 242,445

Step by Step Solution

1. Step 1: Write the proportion equation
   111,762 : 242,445 = 242,445 : x
2. Step 2: Convert to fraction form
   111,762/242,445 = 242,445/x
3. Step 3: Cross multiply
   111,762x = 242,445 × 242,445
4. Step 4: Simplify right side
   111,762x = 58,779,578,025
5. Step 5: Solve for x
   x = 58,779,578,025/111,762
6. Step 6: Final answer
   x = 525,935.27