Finding the Third Proportional to 525,042 and 1,145,115

Step by Step Solution

1. Step 1: Write the proportion equation
   525,042 : 1,145,115 = 1,145,115 : x
2. Step 2: Convert to fraction form
   525,042/1,145,115 = 1,145,115/x
3. Step 3: Cross multiply
   525,042x = 1,145,115 × 1,145,115
4. Step 4: Simplify right side
   525,042x = 1,311,288,363,225
5. Step 5: Solve for x
   x = 1,311,288,363,225/525,042
6. Step 6: Final answer
   x = 2,497,492.32