Finding the Third Proportional to 516,253.50 and 1,107,243

Step by Step Solution

1. Step 1: Write the proportion equation
   516,253.50 : 1,107,243 = 1,107,243 : x
2. Step 2: Convert to fraction form
   516,253.50/1,107,243 = 1,107,243/x
3. Step 3: Cross multiply
   516,253.50x = 1,107,243 × 1,107,243
4. Step 4: Simplify right side
   516,253.50x = 1,225,987,061,049
5. Step 5: Solve for x
   x = 1,225,987,061,049/516,253.50
6. Step 6: Final answer
   x = 2,374,777.24